{"title":"Central Heating Treatments","description":"\u003cp\u003eProtect and maintain your heating system with our range of central heating treatments from trusted brands including Fernox and LavaTherm. Our collection covers everything you need to keep your boiler, radiators, and pipework running efficiently — helping prevent corrosion, sludge build-up, and costly breakdowns.\u003c\/p\u003e","products":[{"product_id":"fernox-f1-f8-inhibitor-power-cleaner-treatment-pack","title":"Fernox F1 \u0026 F8 Inhibitor \/ Power Cleaner Treatment Pack","description":"\u003cbody\u003e\n\n\n\n\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eComplete Radiator Protection Kit: Includes Fernox F1 central heating inhibitor and Fernox F8 power cleaner – dual action to flush sludge and protect against rust, scale, and corrosion in UK heating systems\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eRadiator Cleaner for Heavy Sludge: Fernox F8 Power Cleaner removes sludge, limescale, and corrosion debris using a fast-acting, non-toxic, citrate-based formula that accelerates powerflush or manual flushes\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eLong-Term Inhibitor Protection: Fernox F1 central heating inhibitor prevents corrosion and scale in mixed metal systems, maintaining efficiency and reducing boiler maintenance costs and energy bills\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eEnergy Efficiency and Cost Savings: Boost system performance by restoring circulation and reducing cold spots – clean, well-inhibited systems can cut heating gas use by up to 15%, saving money on energy bills\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSafe and Non-Acidic Formula: Both F1 and F8 are pH neutral, non-foaming, and compatible with all metals including aluminium – supporting BS 7593:2019 best practice and safe for use with softened water\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCovers Up to 130 Litres or 16 Radiators: Each 500 ml bottle treats up to 130 litres or 16 radiators (250 m² of underfloor heating) – suitable for 97% of UK homes; ideal for sealed and open vented systems\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe LavaTap – Fernox F1 \u0026amp; F8 Central Heating Treatment Combo is your complete solution for cleaning and protecting domestic heating systems. Whether you're dealing with persistent sludge, poor flow, or preparing a new installation, this powerful twin-pack restores system efficiency and helps prolong boiler and radiator life.\u003cbr\u003e\u003cbr\u003eFernox F8 Power Cleaner is a high-strength, fast-acting radiator cleaner that removes sludge, corrosion debris, and limescale without the need for neutralisation. Its citrate-based, non-acidic formula is ideal for powerflush, manual or magnetic flushes, and safe for use with all metals including aluminium. It works rapidly to dislodge hardened internal deposits and improve system circulation. Use during servicing or retrofitting to clear blockages and prepare systems for inhibitor treatment.\u003cbr\u003e\u003cbr\u003eAfter cleaning, apply Fernox F1 Inhibitor, the UK’s trusted solution for corrosion and limescale prevention. F1 uses a multi-action blend of organic, anodic and cathodic inhibitors to form a durable barrier inside the system. It also regulates pH between 6.5 and 8.5, helping to stabilise water chemistry and reduce ongoing maintenance needs. The result is quieter operation, faster heating, and long-term protection that complies with BS 7593:2019.\u003cbr\u003e\u003cbr\u003eTogether, these two products support optimal system efficiency. When used in accordance with best practice, they can deliver gas savings of up to 15%, reduce cold spots, and eliminate the need for frequent venting. Safe for use with softened and deionised water, this combo is suitable for all boiler types, underfloor heating circuits, and both sealed and open vented systems.\u003cbr\u003e\u003cbr\u003eEach 500 ml bottle treats up to 130 litres or 16 radiators (250 m² of underfloor heating) – covering 97% of UK homes. Whether you're a professional installer or a DIY user, this radiator flush and inhibitor kit is the proven way to clean, protect, and optimise your heating system year-round.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003eUsing Fernox F8 alone will clean out sludge and restore flow, but without protection, rust and limescale can return quickly — especially in mixed-metal systems. By following up with Fernox F1, you prevent future build-up, maintain stable pH, and protect your boiler and radiators long term. This clean + protect approach helps extend system life, reduce maintenance, and deliver energy savings of up to 15% on your gas bill, every time you heat your home. It also ensures compliance with BS 7593:2019, the industry standard for heating system maintenance in the UK.\u003c\/p\u003e\n\n\u003c\/body\u003e","brand":"Lava","offers":[{"title":"Default Title","offer_id":56812112216448,"sku":"900163","price":37.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/0629\/4936\/files\/3b550088-f369-48bc-a21e-f160e552ab42.jpg?v=1762187653"},{"product_id":"fernox-f1-500-ml-central-heating-protector-56599","title":"Fernox F1 500 ml Central Heating Protector 56599","description":"\u003cbody\u003e\n\n\n\n\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eFernox F1 central heating inhibitor: This Fernox F1 central heating inhibitor protects sealed and open vented systems by preventing rust, limescale, and internal corrosion in radiators and boilers\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eInhibitor for central heating: Inhibitor for central heating systems that complies with BS 7593:2019 and helps maintain reliable heating, reduce system wear, and extend component lifespan\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eRadiator inhibitor and rust inhibitor: Dual-purpose radiator inhibitor and rust inhibitor that reduces sludge build-up and improves circulation for faster, more even radiator heat\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eRust cleaner and radiator flush compatible: Use after radiator flush with Fernox F3 or F8 to stabilise pH and act as a rust cleaner, keeping internal surfaces clean and scale-free\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eRust treatment and system protector: Though classified as an inhibitor, this product also serves as a rust treatment and functional system protector, helping reduce radiator noise and boiler strain\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eLower heating bills and energy use: By maintaining system efficiency, this central heating inhibitor helps lower heating bills, reduce gas consumption, and support long-term energy savings\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFernox F1 Central Heating Inhibitor 500 ml is a trusted inhibitor for central heating systems, designed to provide long-lasting protection against rust, scale, and corrosion. This Fernox F1 inhibitor is ideal for homeowners and professionals looking to preserve system health, extend boiler life, and improve efficiency. Fernox F1 Protector functions as a radiator inhibitor, guarding your radiators and boiler components from corrosion, sludge, and scaling. It is suitable for use in all system types, including mixed-metal and aluminium installations. Fernox F1 protector central heating solution also works with both open vented and sealed systems, offering wide compatibility. Each 500 ml bottle treats systems up to 130 litres in volume, equivalent to 16 radiators or 250m2 of underfloor heating. For optimal performance, use Fernox F1 after a radiator flush or cleaning with Fernox F3 or F8. This locks in long-term protection and also helps improve fuel efficiency and can achieve up to 15% gas savings per heating cycle. For systems requiring maintenance or cleaning, this product supports the effects of a radiator flush and promotes cleaner system operation. Engineers and DIY users trust Fernox F1 for its industry-leading protection. The formula acts as an inhibitor, preventing debris, corrosion, and scale before they cause blockages or performance issues. Compatible with other Fernox products, this central heating inhibitor is safe, non-toxic, and fully approved by NSF, KIWA, and Belgaqua. For best practice in line with BS 7593:2019, systems should be checked annually and re-dosed every five years to maintain performance.\u003c\/p\u003e\n\n\u003c\/body\u003e","brand":"Fernox","offers":[{"title":"Default Title","offer_id":56812112380288,"sku":"900021","price":15.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/0629\/4936\/files\/a886c432-1899-43a4-bf6e-37e8b0aaef79.jpg?v=1762187654"},{"product_id":"fernox-f1-and-f7-low-temperature-inhibitor-and-biocide-pack","title":"Fernox F1 and F7 Low Temperature Inhibitor and Biocide Pack","description":"\u003cbody\u003e\n\n\n\n\n\u003cul\u003e\n\u003cli\u003eDual-action kit with Fernox F1 and F7 protection: Complete chemical treatment for low temperature central heating systems such as heat pumps and underfloor heating which are prone to biofilm risk. Combining a corrosion inhibitor and biocide to prevent rust, scale, sludge, bacteria, fungi, and algae\u003c\/li\u003e\n\u003cli\u003eTreats up to 130 litres or 250 m² of underfloor heating:\nThis 2-part kit treats systems up to 130 litres — enough for 16 radiators or 250 m² of underfloor heating, providing whole-system protection from corrosion and microbial buildup\u003c\/li\u003e\n\u003cli\u003eSupports energy savings through efficient system performance:Helps reduce gas usage and heating costs by maintaining optimal flow, improving radiator heat output, and minimising energy waste from corrosion, sludge, and microbial fouling\u003c\/li\u003e\n\u003cli\u003eIdeal for closed-loop and underfloor heating systems: Specially formulated for sealed systems and low-flow circuits where biological contamination and scaling are more likely to disrupt performance and water quality\u003c\/li\u003e\n\u003cli\u003eCompatible with all system metals and Fernox products:Safe for use in aluminium and mixed-metal pipework, and works alongside Fernox cleaners, flushes, and leak sealers for comprehensive heating system maintenance\u003c\/li\u003e\n\u003cli\u003eReduces maintenance and extends system lifespan:Minimises costly repairs and downtime by preventing build-up that can block pipes, damage components, and reduce system reliability over time\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003eThe LavaTap Fernox F1 \u0026amp; F7 Central Heating Treatment Kit is a complete chemical treatment designed to protect and optimise the performance of domestic and light commercial heating systems. This 2-part solution includes Fernox F1 Central Heating Inhibitor (500 ml) and Fernox F7 Biocide (200 ml) — together delivering essential protection against corrosion, limescale, sludge, bacteria, algae, and fungi.\u003c\/p\u003e \u003cp\u003eTreating up to 130 litres of system water, this kit is ideal for systems with up to 16 radiators or approximately 250 m² of underfloor heating. The Fernox F1 inhibitor prevents metal corrosion and scale build-up, maintaining proper pH levels and extending the life of boilers and pipework. The Fernox F7 biocide eliminates biological contamination, tackling biofilms and microbial fouling in closed-loop and low-circulation systems like underfloor heating.\u003c\/p\u003e \u003cp\u003eUsed together, they help restore and maintain heat transfer, improve radiator circulation, reduce system noise, and lower energy consumption by keeping your system clean and free of obstructions. These benefits translate directly into more consistent heating, lower gas usage, and long-term cost savings.\u003c\/p\u003e \u003cp\u003eThe kit is suitable for use with both sealed and open vented systems, and is compatible with all major pipework materials including aluminium. It can be used alongside Fernox flushes, leak sealers, and magnetic filters for full-spectrum maintenance. This is a complete chemical treatment for central heating systems, perfect for post-installation care or routine protection — ensuring long-term performance, reliability, and peace of mind.\u003c\/p\u003e\n\n\u003c\/body\u003e","brand":"Lava","offers":[{"title":"Default Title","offer_id":56812112478592,"sku":"900236","price":37.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/0629\/4936\/files\/2af56bc0-b106-4fba-b765-8ab2fff88d63.jpg?v=1762187656"},{"product_id":"fernox-f4-express-leak-sealer-400ml-62422","title":"Fernox F4 Express Leak Sealer 400ml 62422","description":"\u003cbody\u003e\n\n\n\n\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e30-Second Application: Applies in just 30 seconds with no system drain-down required, helping you quickly seal leaks and restore pressure with minimal disruption.\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSafe for All Heating Components: This radiator leak sealant is non-toxic and safe for boilers, pumps, air vents, and heat exchangers. Will not cause blockages, making it ideal for sealed and combi systems.\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHigh System Coverage: One 400ml can treats up to 130 litres (around 16 radiators) or 250m2 of underfloor heating providing wide coverage for minor leaks in sealed systems.\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eRadiator Stop Leak Performance: Seeks out inaccessible micro-leaks caused by air ingress and seals them without blocking heat exchangers or pumps. Ideal as a radiator stop leak for central heating systems.\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eLow-Impact Leak Sealant Spray: Powered by compressed air instead of harmful propellants, this leak sealant spray is non-flammable and comes in a fully recyclable can.\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFor Trade or DIY Maintenance: Trusted by heating engineers and DIY users alike, this leak sealer makes in-system leak repair quick and hassle-free. Ideal for maintaining pressure in sealed systems.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLavaTap - Fernox F4 Express Leak Sealer is a fast-acting internal leak sealant for minor leaks in central heating systems. Specially designed for sealed and combi systems, this 400 ml aerosol solution works without the need to drain the system, saving time, water, and labour. It quickly locates and seals hidden micro-leaks in radiators, pipes, joints, and heat exchangers by forming a durable polymer seal wherever air ingress is detected. This leak sealer is suitable for use with all standard central heating system materials and is safe for boilers, pumps, and valves. The air-powered aerosol can be applied directly into the system via a radiator, filling loop, or TF1 filter using the included universal adapters. With a treatment capacity of up to 130 L of water (or 16 radiators), it is an efficient choice for household and light commercial systems. Unlike traditional radiator sealants, Fernox F4 Express is environmentally responsible-it uses compressed air instead of chemical propellants and comes in a recyclable container. Ideal for heating engineers and DIY users alike, it helps prevent damage caused by water loss and pressure drops, offering a convenient stop leak solution until permanent repairs can be made. For best results, ensure system cleanliness and avoid using in heavily sludged systems. Not suitable for repairing major leaks or burst pipes.\u003c\/p\u003e\n\n\u003c\/body\u003e","brand":"Fernox","offers":[{"title":"Default Title","offer_id":56812112609664,"sku":"900228","price":26.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/0629\/4936\/files\/38ebe890-9025-4e9c-bca5-5f54aaed3797.jpg?v=1762187655"},{"product_id":"fernox-f7-biocide-200ml-62393","title":"Fernox F7 Biocide 200ml 62393","description":"\u003cbody\u003e\n\n\n\n\n\u003cul\u003e\n\u003cli\u003eAdvanced Biocide Protection: Fernox F7 biocide eliminates bacteria, fungi, and algae to help maintain clear water flow and protect central heating components\u003c\/li\u003e\n\u003cli\u003eSuitable for Underfloor Heating: Designed for systems with low flow or intermittent use, where microbial growth is more likely to cause performance loss over time\u003c\/li\u003e\n\u003cli\u003eHelps Prevent Internal Damage: Failure to treat biological contamination may lead to sludge, corrosion, restricted flow, bad odours, and reduced system lifespan\u003c\/li\u003e\n\u003cli\u003eCompatible with Additives: Works with all system metals including aluminium, and should be used alongside an inhibitor such as Fernox F1 Protector\u003c\/li\u003e\n\u003cli\u003eEffective and Easy to Apply: A single 200 ml bottle treats up to 150 litres of system water or 250sq\/m of underfloor heating, using a simple one-step dosing method through a radiator, dosing pot, or filling loop\u003c\/li\u003e\n\u003cli\u003eNot for Potable Water Systems: Fernox F7 biocide is designed for closed-loop heating systems only and must not be used in any application involving drinking or domestic water supply\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFernox F7 Biocide is a broad-spectrum microbial control additive designed for use in domestic and light commercial central heating systems. It is used to prevent and eliminate contamination by bacteria, fungi, and algae, which may contribute to the formation of sludge or biofilm within closed loop water systems. This product is particularly recommended for use in low-temperature or intermittently used circuits, including underfloor heating systems, where microbial activity is more likely to occur. If left untreated, microbial contamination may impair heat transfer, reduce flow, and contribute to blockages or corrosion. LavaTap - Fernox F7 Biocide as part of a curated range of heating system maintenance solutions. F7 is compatible with all common system materials, including aluminium, and can be used in conjunction with Fernox inhibitors and leak sealers. One 200 ml bottle treats up to 100 litres of system water. It should be added via an appropriate dosing point and circulated for at least one hour. For continued protection, use in combination with a system inhibitor such as Fernox F1.This product is not suitable for potable water systems. Always follow label instructions and consult the Safety Data Sheet (SDS) before use.\u003c\/p\u003e\n\n\u003c\/body\u003e","brand":"Fernox","offers":[{"title":"Default Title","offer_id":56812112740736,"sku":"900131","price":22.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/0629\/4936\/files\/f88f4256-5b9b-4cdb-9e64-6d042fae6b8e_56d6d461-f93d-4234-b876-ce6e65de39e4.jpg?v=1762187658"},{"product_id":"lavatherm-super-concentrate-central-heating-inhibitor-500ml","title":"LavaTherm Super Concentrate Central Heating Inhibitor 500ml","description":"\u003cbody\u003e\n\n\n\n\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003ePrevents Scale \u0026amp; Corrosion: LavaTherm Super Concentrate Central Heating Inhibitor effectively prevents scale buildup and corrosion in your heating system, helping to maintain optimal performance and reduce the need for expensive repairs. Ideal for central heating systems of all types, this powerful inhibitor protects your pipes, radiators, and components from the damaging effects of hard water and rust\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSafe for All Heating Systems: Designed for use in a wide range of heating systems, including traditional and modern setups, LavaTherm is safe for all types of central heating systems. Whether you're using a combi boiler, conventional system, or underfloor heating, this inhibitor ensures complete protection without compromising system efficiency or causing damage\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eTreats Up to 100-Litre Systems: One 500ml bottle of LavaTherm Super Concentrate Central Heating Inhibitor treats a heating system up to 100 litres, providing an economical and long-lasting solution. Its concentrated formula ensures that each drop works efficiently, saving you money while effectively protecting your system\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eNSF Approved for Safety: LavaTherm is NSF approved, ensuring it meets strict quality, safety and environmental standards. This certification guarantees that the product is safe and effective to use in heating systems and poses no risk to your home or the environment. You can trust LavaTherm to provide high-quality performance with peace of mind\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eImproves Heating Efficiency: Regular use of LavaTherm Super Concentrate Inhibitor helps maintain your heating system's efficiency by preventing blockages and corrosion that can lead to reduced performance. With improved heat distribution, your central heating system will operate more effectively, potentially reducing energy costs and providing consistent heating throughout your home\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eLong-Term Protection \u0026amp; Durability: LavaTherm's advanced formulation delivers long-term protection, ensuring that your central heating system remains in peak condition for years to come. By reducing the risk of damage caused by scale and corrosion, this inhibitor extends the lifespan of your system, helping you avoid costly repairs and replacements in the future\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLavaTherm Super Concentrate Central Heating Inhibitor 500 ml is a premium solution designed to protect your central heating system from scale and corrosion, ensuring optimal performance and longevity. This highly effective inhibitor is safe for use in all types of heating systems, including both new and older models, and is formulated to provide long-lasting protection without causing damage to pipes, radiators, or components. One 500 ml bottle of LavaTherm Super Concentrate is capable of treating up to a 100-litre system, making it an economical and efficient solution for homes and commercial properties alike. The concentrated formula ensures that you use the exact amount needed for maximum effectiveness, eliminating the risk of scale buildup and corrosion that can reduce system efficiency and lead to costly repairs. LavaTherm-s superior formulation is NSF approved, meaning it meets the highest standards for safety and environmental sustainability, providing peace of mind for users. By maintaining your central heating system with LavaTherm, you-ll benefit from enhanced energy efficiency, improved heating performance, and extended lifespan for your system. Prevent costly breakdowns and keep your heating system running smoothly year after year with LavaTherm Super Concentrate Central Heating Inhibitor 500 ml. Its proven formulation offers unparalleled protection and efficiency, making it a must-have for maintaining the health and efficiency of your heating system.\u003c\/p\u003e\n\n\u003c\/body\u003e","brand":"LavaTherm","offers":[{"title":"Default Title","offer_id":56812113133952,"sku":"900230","price":5.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/0629\/4936\/files\/312d0f62-a51d-44ed-a165-7a74a8f3b4fa.jpg?v=1762187663"},{"product_id":"sentinel-x100-inhibitor-1-litre","title":"Sentinel X100 Inhibitor 1 Litre","description":"\u003cbody\u003e\n\n\n\n\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eCentral heating inhibitor for long-term system protection: Sentinel X100 protects sealed, open-vented, and combi systems by preventing corrosion, limescale, sludge, and rust. It helps maintain consistent heating performance and extend the lifespan of boilers, radiators, and components.\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eDual-purpose radiator inhibitor and rust prevention formula: This powerful additive functions as both a radiator inhibitor fluid and rust treatment, reducing internal buildup and promoting smoother, more even heat output across your heating system.\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eIdeal for use after system cleaning or flushing: LavaTap X100 is a smart follow-up to radiator flushing procedures. It helps preserve clean system conditions, prevents rapid recontamination, and stabilises pH neutral water chemistry.\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSafe, non-toxic formula with wide system compatibility: This central heating cleaner is suitable for mixed-metal systems and compatible with aluminium, copper, and steel. The fluid is non-toxic, pH neutral, and suitable for regular maintenance use.\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eAccurate treatment for standard domestic systems: Each 1-litre bottle treats up to 100 litres of system water — ideal for homes with up to 10 radiators or equivalent underfloor heating zones. Easy to apply via filling loop or radiator.\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSupports energy efficiency and reduces gas waste: By protecting system performance and flow, LavaTap Sentinel X100 may help reduce boiler noise, cut energy waste, and support better fuel economy for lower ongoing heating costs.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLavaTap - Sentinel X100 Central Heating Inhibitor (1 Litre) is a high-performance additive that protects sealed, open-vented, and combi boiler systems from internal damage caused by corrosion, rust, limescale, and sludge. Designed to maintain system health and improve long-term reliability, this radiator inhibitor fluid helps reduce maintenance costs and enhance heating performance across the entire system. Each 1-litre bottle treats up to 100 litres of system water, which typically covers 10 radiators or a similarly sized underfloor heating setup. The product is safe for use with all standard system materials including aluminium, copper, and steel. Its non-toxic and pH neutral formulation is compatible with mixed-metal systems and contributes to cleaner, quieter operation by reducing boiler noise and water imbalance. By preventing sludge buildup and improving flow, LavaTap X100 supports more efficient heat transfer, which can help lower gas usage and reduce energy waste over time. Easy to dose via radiator or filling loop, it is trusted by both heating engineers and DIY users as part of regular system maintenance. Use this central heating inhibitor to extend the lifespan of your system and maintain cleaner, more balanced water throughout. For best practice, check inhibitor levels annually and re-dose every five years, in line with BS 7593 system maintenance standards.\u003c\/p\u003e\n\n\u003c\/body\u003e","brand":"Sentinel","offers":[{"title":"Default Title","offer_id":56812113330560,"sku":"900218","price":15.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/0629\/4936\/files\/a10e890b-3388-4f95-bddd-d559995f5b17.jpg?v=1762187663"},{"product_id":"sentinel-x100-inhibitor-500ml-super-concentrate","title":"Sentinel X100 Inhibitor 500ml  Super Concentrate","description":"\u003cbody\u003e\n\n\n\n\n\u003cul\u003e\n\u003cli\u003eSuper concentrate Sentinel X100 central heating inhibitor - 500ml treats 100 litres of water\u003c\/li\u003e\n\u003cli\u003ePrevents formation of corrosion and limescale in heating systems\u003c\/li\u003e\n\u003cli\u003eUses less plastic than traditional 1 litre bottle\u003c\/li\u003e\n\u003cli\u003eSentinel recognised as a leading UK manufacturer of inhibitor for central heating\u003c\/li\u003e\n\u003cli\u003eSentinel X100 inhibitor can be used with all types of boilers and heat pumps\u003c\/li\u003e\n\u003cli\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSentinel X100 Inhibitor provides protection for clean central heating systems against limescale and corrosion. Suitable for use in all types of indirect central heating system, Sentinel X100 Inhibitor will extend the life of the system, ensuring maximum efficiency and minimising fuel usage.\u003c\/p\u003e\n\n\u003c\/body\u003e","brand":"Sentinel","offers":[{"title":"Default Title","offer_id":56812113756544,"sku":"900127","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/0629\/4936\/files\/42809835-e38d-40aa-b738-296d723717ee.jpg?v=1762187666"},{"product_id":"fernox-f8-power-cleaner-500ml","title":"Fernox F8 Power Cleaner 500ml","description":"\u003cbody\u003e\n\n\n\n\n\u003cul\u003e\n\u003cli\u003eFernox F8 Super Strength Cleaner: Powerful radiator flush and central heating cleaner that removes sludge, limescale, and corrosion debris to restore heat circulation and overall system performance\u003c\/li\u003e\n\u003cli\u003eFernox F8 Super Strength Cleaner: Powerful radiator flush and central heating cleaner that removes sludge, limescale, and corrosion debris to restore heat circulation and overall system performance\u003c\/li\u003e\n\u003cli\u003eFernox F8 Super Strength Cleaner: Powerful radiator flush and central heating cleaner that removes sludge, limescale, and corrosion debris to restore heat circulation and overall system performance\u003c\/li\u003e\n\u003cli\u003eFernox F8 Super Strength Cleaner: Powerful radiator flush and central heating cleaner that removes sludge, limescale, and corrosion debris to restore heat circulation and overall system performance\u003c\/li\u003e\n\u003cli\u003eFernox F8 Super Strength Cleaner: Powerful radiator flush and central heating cleaner that removes sludge, limescale, and corrosion debris to restore heat circulation and overall system performance\u003c\/li\u003e\n\u003cli\u003eFernox F8 Super Strength Cleaner: Powerful radiator flush and central heating cleaner that removes sludge, limescale, and corrosion debris to restore heat circulation and overall system performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003eLavaTap - Fernox Power Cleaner F8 - a professional-grade cleaning solution designed for dirty, heavily contaminated central heating systems. Its fast-acting, super strength formula removes sludge, rust, and scale that restrict water flow and reduce system efficiency. This pH neutral, non-acidic. central heating cleaner is safe to use with all metals and materials found in heating systems, including aluminium and rubber seals. Fernox F8 is compatible with manual flushing, power flushing units, and magnetic filters. One 500 ml bottle treats up to 130 litres (up to 16 radiators) or 250 m2 of underfloor heating -covering the vast majority of UK homes. Application is simple: dose via a radiator, towel rail, filling loop, or Fernox TF1 filter. Once circulated for up to 1 week, Fernox F8 quickly breaks down deposits without requiring neutralisation. Then drain and refill the system ensuring to add central heating inhibitor to ensure ongoing protection. For full BS 7593:2019 compliance and long-term protection, follow up with Fernox F1 Protector or equivalent central heating inhibitor. Whether you're a heating engineer or DIY user, Fernox F8 is the ideal radiator flush for restoring efficiency and extending system life.\u003c\/p\u003e\n\n\u003c\/body\u003e","brand":"Fernox","offers":[{"title":"Default Title","offer_id":56817652662656,"sku":"900023","price":22.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/0629\/4936\/files\/f1c82983-2a5e-4350-9057-2d7018da4d56.jpg?v=1762249226"},{"product_id":"sentinel-x800-power-cleaner-1-litre","title":"Sentinel X800 Power Cleaner 1 Litre","description":"\u003cbody\u003e\n\n\n\n\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eCleans heating systems in as little as 1 hour: Sentinel X800 begins breaking down sludge, magnetite, and scale deposits within just one hour of circulation. Ideal for blocked or noisy systems where time is limited or power flushing is required\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eImproves efficiency and helps reduce energy bills: By restoring heat transfer and flow, X800 helps your boiler and radiators run more efficiently. A cleaner system heats faster and uses less energy, supporting lower heating costs\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eUse before inhibitor dosing: Use X800 before applying a central heating inhibitor such as LavaTap Sentinel X100. Cleaning first removes debris that can block inhibitor action and ensures full protection against future corrosion\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFixes common faults: Cold spots and boiler noise X800 rapid central heating cleaner helps resolve common issues like cold radiators, slow circulation, and boiler kettling. It is a fast-acting solution for systems suffering from performance drop due to internal build-up of sludge and scale\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSystem safe:  Safe for sealed, open-vented, and combi boilers. X800 works with aluminium, copper, steel, and mixed-metal systems, making it suitable central heating sludge remover for both modern and older installations\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHigh coverage: 1 litre treats up to 100 litres or 10 radiators. Formulated for standard domestic systems, one bottle treats up to 100 litres of water. Apply via radiator, filling loop, or dosing point. Flush thoroughly after use and follow with inhibitor\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003eLavaTap Sentinel X800 is a high-performance central heating system cleaner designed to break down internal sludge, magnetite, and limescale. It restores water flow, improves radiator efficiency, and helps resolve common issues such as boiler noise, cold spots, and slow heat-up times. The formula begins working within just one hour of circulation, offering a fast and effective solution for blocked or inefficient systems. Compatible with all domestic heating setups - including sealed, open-vented, and combination boilers - LavaTap Sentinel X800 is safe for use with aluminium, copper, steel, and mixed-metal systems. It delivers powerful results either on its own or as part of a full power flush and is suitable for both professional use and DIY maintenance. Each 1-litre bottle treats up to 100 litres of system water - enough for 8 to 10 radiators or equivalent underfloor zones. X800 can be added via radiator, filling loop, or dosing pump. After cleaning, flush the system thoroughly and follow with a corrosion inhibitor such as LavaTap Sentinel X100 for complete protection. Whether you're restoring performance in an older system or preparing a new installation for long-term reliability, LavaTap Sentinel X800 is the smart choice for fast, effective central heating maintenance.\u003c\/p\u003e\n\n\u003c\/body\u003e","brand":"Sentinel","offers":[{"title":"Default Title","offer_id":56817652728192,"sku":"900028","price":17.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/0629\/4936\/files\/a77f0215-4a34-4373-95ba-de4b8ecf5a63.jpg?v=1762249227"},{"product_id":"lavatherm-15mm-electrolytic-scale-reducer-inline-limescale-prevention-device","title":"LavaTherm 15mm Electrolytic Scale Reducer Inline Limescale Prevention Device","description":"\u003cbody\u003e\n\n\n\n\n\u003cul\u003e\n\u003cli\u003eWhole House Protection: Helps reduce limescale buildup throughout your plumbing system to protect boilers, showers, and home appliances\u003c\/li\u003e\n\u003cli\u003eWRAS Approved Product: High quality limescale inhibitor 15 mm that is fully Part L compliant and meets UK building regulations for potable water\u003c\/li\u003e\n\u003cli\u003eSimple Installation: Efficient inline scale reducer with 15 mm compression fittings that requires no chemicals or power supply for easy setup\u003c\/li\u003e\n\u003cli\u003eEnergy Efficiency: Functions as a professional water conditioner to minimize mineral buildup on heat exchangers and help lower heating costs\u003c\/li\u003e\n\u003cli\u003eDurable Construction: Reliable scale reducer 15 mm featuring a chrome plated copper body with no moving parts and a service life of up to 10 years\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003eThe LavaTherm Electrolytic Scale Reducer 15 mm is a high-performance limescale inhibitor 15mm designed to provide comprehensive whole-house protection for your domestic plumbing system. A significant build-up of limescale can severely reduce heating efficiency, create excessive noise, and increase the risk of part failure in boilers and household appliances. This unit is BS7593:2019 Code of Practice compliant and serves as a vital inhibitor for central heating systems, specifically recommended for hard water areas with a ppm of 200+ to minimize the harmful effects of scale.\u003c\/p\u003e \u003cp\u003eThis electrolytic scale inhibitor utilizes a specialized internal zinc anode to emit charged zinc ions that induce hardened salts to cluster together. Instead of forming stubborn limescale deposits on heat exchangers or heating elements, these minerals pass harmlessly through your appliances. This maintenance-free solution requires no power supply, batteries, or replacement parts, making it a cost-effective and environmentally friendly water conditioner for any home.\u003c\/p\u003e \u003cp\u003eInstallation is straightforward using the 15 mm compression fittings provided, making it an ideal 15mm scale inhibitor for both professional plumbers and DIY enthusiasts. The unit is non-directional and can be fitted either horizontally or vertically depending on your available pipe run. Measuring approximately 177 mm in length with a high-quality chrome-plated copper finish, it is built for longevity with a potential service life of up to 10 years. This inline scale reducer is a space-saving and efficient way to ensure your heating system remains energy efficient and protected for the long term\u003c\/p\u003e\n\n\u003c\/body\u003e","brand":"LavaTherm","offers":[{"title":"Default Title","offer_id":56840537342336,"sku":"2100221","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/0629\/4936\/files\/c69c9909-27be-4f46-b45a-e7750cb8ab8a.jpg?v=1773936981"},{"product_id":"boilermag-bm22-magnetic-heating-filter-22mm","title":"BoilerMag BM22 Magnetic Heating Filter 22mm","description":"\u003cbody\u003e\n\n\n\n\n\u003cul\u003e\n\u003cli\u003eImproves heating efficiency and increases boiler life\u003c\/li\u003e\n\u003cli\u003eIn-line installation with 360 degrees adjustment\u003c\/li\u003e\n\u003cli\u003eExtracts sludge and scale\u003c\/li\u003e\n\u003cli\u003eNo block feature\u003c\/li\u003e\n\u003cli\u003eFeatures good performance magnetic technology\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003eBoilermag patented technology filter, removes more foreign material from a heating system than most other filters thanks to its dual flow technology and particle filter for non-ferrous material. This filter will fully protect your boiler heat exchanger from damage or sludge. 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This high-performance filter can be installed directly under the boiler or in restricted spaces due to the compact, versatile design. The TF1 Sigma UB Filter offers the ultimate in installer choice and provides high efficiency protection against the build-up of system debris. A high capacity, compact design Ideal for use in restricted spaces. The TF1 Sigma UB Filter body is constructed from a high strength engineering grade polymer, suitable for heating and cooling system applications. The filter manifold is constructed from a premium grade, non-porous forged brass, allowing for direct connections onto the system, and a simple servicing procedure via the precision engineered manifold.The TF1 Sigma UB Filter has been designed to ensure there is minimal pressure loss in addition to maintaining a high collection efficiency. The filter has been designed to capture a range of system contaminates, whilst also ensuring it cannot block, reduce flow through pipework or impact the performance of the heating system. The three-way ball valve has been designed to allow users to easily operate by hand, whilst also providing a reliable serving procedure. The filter manifold includes a secure connection to the system and a robust service point allowing the filter to be drained and cleaned. The magnet is made using premium grade neodymium, enabling a high efficiency capture rate, as well as a robust filtration medium that will ensure a continued and consistent level of collection \u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e\u003cstrong\u003eCompatible Boilers: Ideal Atlantic, Ideal Mini, Ideal Esprit, Ideal Exclusive, Vokera Vibe, Vokera Unica, Vokera Vision\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\u003c\/body\u003e","brand":"Fernox","offers":[{"title":"Default Title","offer_id":56852538556800,"sku":"400039","price":69.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/0629\/4936\/files\/b4568b3e-b5de-461c-b7ae-994c25857a54.jpg?v=1774392435"},{"product_id":"h-v-15mm-electrolytic-scale-reducer-inline-limescale-prevention-device","title":"H\u0026V 15mm Electrolytic Scale Reducer Inline Limescale Prevention Device","description":"\u003cbody\u003e\n\n\n\n\n\u003cul\u003e\n\u003cli\u003e15mm inline electrolytic scale reducer designed to help prevent limescale build up in domestic water systems and appliances\u003c\/li\u003e\n\u003cli\u003eWorks by using a zinc and copper alloy core to alter the structure of hardness minerals reducing scale formation on pipes and heating elements\u003c\/li\u003e\n\u003cli\u003eOperates without electricity chemicals or maintenance making it a long lasting and environmentally friendly solution\u003c\/li\u003e\n\u003cli\u003eCompact design allows installation on the cold water supply to combi boilers water heaters dishwashers or washing machines\u003c\/li\u003e\n\u003cli\u003eSuitable for potable water applications and manufactured from WRAS approved materials for safe domestic use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003e15mm Scale Reducer SI15HAV Built for consistent performance in routine maintenance and small upgrades, giving property owners and installers confidence in everyday service conditions. This supports consistent results across It is designed to support dependable, everyday performance in domestic settings and light commercial environments where reliability matters. Interfaces are engineered to help form watertight joints with familiar methods, supporting clean commissioning and fewer return visits. This supports consistent results across regular use and Works with common UK fittings and pipework, keeping selection simple and ensuring parts fit together as expected on the day. This supports consistent results across regular use and helps maintain Together these attributes make installation straightforward and help the product remain responsive after repeated use. Straightforward installation supports tidy routing, firm tightening and predictable results with basic tools available on most jobs. This supports consistent results across regular use and helps maintain Materials and finishes are chosen to withstand humid spaces and regular cleaning, maintaining appearance and function over time. This supports consistent results across regular use and helps Balanced specification makes it practical for professionals and competent homeowners alike across varied property types. This supports consistent results across regular use and helps maintain Always follow good plumbing practice during fitting and check for proper operation on commissioning.\u003c\/p\u003e\n\n\u003c\/body\u003e","brand":"Lava","offers":[{"title":"Default Title","offer_id":56937680404864,"sku":"400015","price":12.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/0629\/4936\/files\/84475fbc-3400-42da-99f4-6fd1aac2b03e.jpg?v=1764092387"},{"product_id":"limetron-water-conditioner-15mm-whole-home-limescale-reducer","title":"Limetron Water Conditioner 15mm Whole Home Limescale Reducer","description":"\u003cbody\u003e\n\n\n\n\n\u003cul\u003e\n\u003cli\u003eProduct purpose: provides non chemical scale reduction for domestic water systems helping to minimise hard water scale build up\u003c\/li\u003e\n\u003cli\u003eConnection size: 15mm compression fittings allow straightforward installation into standard UK copper or plastic pipework\u003c\/li\u003e\n\u003cli\u003eTreatment method: uses catalytic alloy technology to alter hardness minerals helping reduce limescale formation on heating surfaces\u003c\/li\u003e\n\u003cli\u003eMaintenance free: operates without salt, electricity or cartridges offering long lasting protection with no ongoing running costs\u003c\/li\u003e\n\u003cli\u003eSystem benefits: helps improve boiler efficiency, supports better flow rates and extends the life of kettles, cylinders and appliances\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003eThe Limetron Water Conditioner 15mm is an effective inline scale reducer designed to combat the effects of hard water in domestic plumbing systems. Installed directly into a 15mm pipe run using standard compression fittings, the unit treats household water through catalytic alloy technology which alters the behaviour of hardness minerals. This process reduces the ability of limescale to form on heating elements, pipework and fixtures. With no salt, no electricity and no consumable cartridges required, the Limetron provides a maintenance free and cost effective solution for long term water conditioning. By reducing scale formation, it helps maintain boiler efficiency, protects hot water cylinders, improves appliance lifespan and supports better flowing taps and showers. Suitable for a wide range of domestic applications including central heating feeds, combi boilers, washing machines and general incoming water lines, the Limetron Water Conditioner 15mm is a dependable way to manage hard water in the home.\u003c\/p\u003e\n\n\u003c\/body\u003e","brand":"Lava","offers":[{"title":"Default Title","offer_id":56937680535936,"sku":"400017","price":197.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/0629\/4936\/files\/483ed4a2-342c-45cc-939f-56b6c9efbfa8.jpg?v=1764092389"},{"product_id":"limetron-water-conditioner-22mm-whole-home-limescale-reducer","title":"Limetron Water Conditioner 22mm Whole Home Limescale Reducer","description":"\u003cbody\u003e\n\n\n\n\n\u003cul\u003e\n\u003cli\u003eProduct purpose: provides non chemical scale reduction for household water systems helping to reduce hard water scale build up\u003c\/li\u003e\n\u003cli\u003eConnection size: 22mm compression fittings allow simple installation into standard UK pipework for whole house protection\u003c\/li\u003e\n\u003cli\u003eTreatment method: catalytic alloy core alters hardness minerals reducing their ability to form limescale on heating surfaces and appliances\u003c\/li\u003e\n\u003cli\u003eMaintenance free: requires no salt, electricity or replacement cartridges offering long term operation without ongoing costs\u003c\/li\u003e\n\u003cli\u003eSystem benefits: helps maintain boiler efficiency, supports better flow rates and extends the lifespan of kettles, cylinders and domestic appliances\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003eThe Limetron Water Conditioner 22mm is a non chemical inline scale reducer designed to treat hard water as it enters a domestic plumbing system. Installed using 22mm compression connections, the unit uses catalytic alloy technology to change the behaviour of hardness minerals, significantly reducing the formation of limescale on heating elements, pipework, taps and household appliances. This process helps keep boilers operating efficiently, protects cylinders and improves the performance and lifespan of domestic fixtures. As a maintenance free device requiring no power, salt or consumable cartridges, the Limetron Water Conditioner offers long term, low cost operation compared to traditional water softeners. It is ideal for whole house protection and is commonly installed on the main incoming supply or before key components such as combi boilers and unvented cylinders. Suitable for kitchens, bathrooms, utility rooms and hot water systems, the Limetron 22mm provides a reliable and installer friendly solution for managing hard water in UK homes.\u003c\/p\u003e\n\n\u003c\/body\u003e","brand":"Lava","offers":[{"title":"Default Title","offer_id":56937680601472,"sku":"400019","price":226.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/0629\/4936\/files\/f5634e6b-72a2-471e-9b4b-b6cb7506528c.jpg?v=1764092390"},{"product_id":"siliphos-balls-including-o-ring-combimate-refill-pack-800g","title":"Siliphos Balls Including O Ring Combimate Refill Pack 800g","description":"\u003cbody\u003e\n\n\n\n\n\u003cul\u003e\n\u003cli\u003eProduct purpose: provides a refill pack of Siliphos spheres to reduce scale build-up in water systems\u003c\/li\u003e\n\u003cli\u003ePack contents: includes 800 g of polyphosphate silicate spheres and a replacement O ring for resealing\u003c\/li\u003e\n\u003cli\u003eCompatibility: designed for use with inline scale reducing units such as the Combimate series\u003c\/li\u003e\n\u003cli\u003eHigh grade material: glass-like polyphosphate spheres offer even distribution and reliable performance\u003c\/li\u003e\n\u003cli\u003eEasy installation: the refill pack allows quick replacement of old media and seals in one service action\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003eThe Siliphos Balls 800 g Including O Ring refill pack is a high-performance solution for maintaining scale reduction systems in potable and industrial water installations. Containing 800 g of high-grade polyphosphate silicate spheres and a replacement O ring, it supports efficient scale prevention in units such as the Combimate. The glass-like spheres ensure uniform media distribution and effective action across the flow path, while the included O ring ensures a proper seal on system access. Ideal for routine maintenance, this refill pack is suitable for plumbers, servicing engineers and building maintenance teams tasked with managing scale in water systems. Regular annual replacement helps maintain system efficiency and extend the life of appliances connected to treated water.\u003c\/p\u003e\n\n\u003c\/body\u003e","brand":"Lava","offers":[{"title":"Default Title","offer_id":56937686630784,"sku":"900031","price":21.68,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/0629\/4936\/files\/21aa6e0d-fbee-454d-b190-351c40a0dd62.jpg?v=1764092491"},{"product_id":"sentinel-central-heating-radiator-leak-sealer-1l","title":"Sentinel Central Heating Radiator Leak Sealer 1L","description":"\u003cbody\u003e\n\n\n\n\n\u003cul\u003e\n\u003cli\u003eCentral heating leak sealer: targets and seals minor pinhole leaks and weeping joints effectively within all types of indirect central heating systems to prevent water damage\u003c\/li\u003e\n\u003cli\u003eBoiler pressure drop fix: restores system stability by addressing the \"phantom\" pressure loss in combination boilers and sealed systems that causes frequent emergency shut-offs\u003c\/li\u003e\n\u003cli\u003eInternal leak sealer technology: forms a durable yet soft polymer seal normally within 24 hours without causing permanent blockages in radiators, valves, or internal components\u003c\/li\u003e\n\u003cli\u003eSafe non-clogging formula: circulates freely throughout the pipework and is specifically designed to be safe for high-value components such as central heating pumps and air vents\u003c\/li\u003e\n\u003cli\u003eUniversal metal compatibility: suitable for use with all common system metals including copper and steel and is fully compatible with aluminium and synthetic elastomers\u003c\/li\u003e\n\u003cli\u003eHigh capacity treatment: one 1 litre bottle provides sufficient active solution to treat a typical domestic heating system of up to 10 radiators or 100 litres of water\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e\n\n\u003c\/body\u003e","brand":"Lava","offers":[{"title":"Default Title","offer_id":57245661036928,"sku":"900265","price":14.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/0629\/4936\/files\/9bf5362b-5082-4c2b-a68a-05a0bff29f14.jpg?v=1768409312"},{"product_id":"lavatherm-22mm-magnetic-filter-central-heating-sludge-remover","title":"LavaTherm 22mm Magnetic Filter Central Heating Sludge Remover - Boiler Protection","description":"\u003cbody\u003e\n\n\n\n\n\u003cul\u003e\n\u003cli\u003eEffective Sludge Capture: High-strength internal magnet actively removes black iron oxide magnetite and debris to help protect your central heating pump\u003c\/li\u003e\n\u003cli\u003eSpace Saving Design: Ultra-compact reinforced nylon body fits in tight areas and restricted spaces directly beneath domestic boilers\u003c\/li\u003e\n\u003cli\u003eVersatile Installation: Flexible fitting options allow the filter to be installed on horizontal or vertical pipework configurations\u003c\/li\u003e\n\u003cli\u003eBrass Isolation Valves: Supplied with two high-quality nickel-plated brass compression valves to ensure robust and secure connections\u003c\/li\u003e\n\u003cli\u003eThermal Resistance: Features heat-resistant EPDM seals designed to withstand temperature fluctuations within pressurized heating systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"11\"\u003e\u003cspan data-path-to-node=\"11,0\"\u003eThe LavaTherm Black 22mm Magnetic Filter BFMBC-BLK22 is a professional-grade solution designed to address the most common cause of heating system failure: black iron oxide sludge. In the absence of an effective filter, magnetite particles circulate through your radiators and settle in the boiler's heat exchanger or central heating pump, leading to premature wear and increased energy bills. \u003c\/span\u003e\u003cspan data-path-to-node=\"11,1\"\u003e\u003cspan class=\"citation-21\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-path-to-node=\"11,2\"\u003e\u003cspan class=\"citation-21\"\u003eBy installing this active magnetic filter on the return leg of your system, you effectively trap these harmful contaminants before they reach your boiler, ensuring a cleaner and more efficient heating circuit\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-path-to-node=\"11,3\"\u003e\u003cspan class=\"citation-21 citation-end-21\"\u003e\u003csource-footnote ng-version=\"0.0.0-PLACEHOLDER\" _nghost-ng-c242396308=\"\"\u003e\u003csup _ngcontent-ng-c242396308=\"\" class=\"superscript\" data-turn-source-index=\"17\"\u003e\u003c\/sup\u003e\u003c\/source-footnote\u003e\u003csource-footnote ng-version=\"0.0.0-PLACEHOLDER\" _nghost-ng-c242396308=\"\"\u003e\u003csup _ngcontent-ng-c242396308=\"\" class=\"superscript\" data-turn-source-index=\"17\"\u003e\u003c\/sup\u003e\u003c\/source-footnote\u003e\u003csource-footnote ng-version=\"0.0.0-PLACEHOLDER\" _nghost-ng-c242396308=\"\"\u003e\u003csup _ngcontent-ng-c242396308=\"\" class=\"superscript\" data-turn-source-index=\"17\"\u003e\u003c\/sup\u003e\u003c\/source-footnote\u003e\u003csource-footnote ng-version=\"0.0.0-PLACEHOLDER\" _nghost-ng-c242396308=\"\"\u003e\u003csup _ngcontent-ng-c242396308=\"\" class=\"superscript\" data-turn-source-index=\"17\"\u003e\u003c\/sup\u003e\u003c\/source-footnote\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-path-to-node=\"11,4\"\u003e.\u003c\/span\u003e\u003c\/p\u003e \u003cp data-path-to-node=\"12\"\u003e\u003cspan data-path-to-node=\"12,0\"\u003eEngineered with performance and ease of installation in mind, the LavaTherm filter features a high-strength magnet housed within a durable, reinforced nylon body. Its compact design makes it ideal for modern boiler installations where space is often at a premium. \u003c\/span\u003e\u003cspan data-path-to-node=\"12,1\"\u003e\u003cspan class=\"citation-20\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-path-to-node=\"12,2\"\u003e\u003cspan class=\"citation-20\"\u003eThe flexible installation capability means it can be fitted to both horizontal and vertical pipes, providing installers with maximum flexibility without compromising filtration efficiency\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-path-to-node=\"12,3\"\u003e\u003cspan class=\"citation-20 citation-end-20\"\u003e\u003csource-footnote ng-version=\"0.0.0-PLACEHOLDER\" _nghost-ng-c242396308=\"\"\u003e\u003csup _ngcontent-ng-c242396308=\"\" class=\"superscript\" data-turn-source-index=\"18\"\u003e\u003c\/sup\u003e\u003c\/source-footnote\u003e\u003csource-footnote ng-version=\"0.0.0-PLACEHOLDER\" _nghost-ng-c242396308=\"\"\u003e\u003csup _ngcontent-ng-c242396308=\"\" class=\"superscript\" data-turn-source-index=\"18\"\u003e\u003c\/sup\u003e\u003c\/source-footnote\u003e\u003csource-footnote ng-version=\"0.0.0-PLACEHOLDER\" _nghost-ng-c242396308=\"\"\u003e\u003csup _ngcontent-ng-c242396308=\"\" class=\"superscript\" data-turn-source-index=\"18\"\u003e\u003c\/sup\u003e\u003c\/source-footnote\u003e\u003csource-footnote ng-version=\"0.0.0-PLACEHOLDER\" _nghost-ng-c242396308=\"\"\u003e\u003csup _ngcontent-ng-c242396308=\"\" class=\"superscript\" data-turn-source-index=\"18\"\u003e\u003c\/sup\u003e\u003c\/source-footnote\u003e\u003csource-footnote ng-version=\"0.0.0-PLACEHOLDER\" _nghost-ng-c242396308=\"\"\u003e\u003csup _ngcontent-ng-c242396308=\"\" class=\"superscript\" data-turn-source-index=\"18\"\u003e\u003c\/sup\u003e\u003c\/source-footnote\u003e\u003csource-footnote ng-version=\"0.0.0-PLACEHOLDER\" _nghost-ng-c242396308=\"\"\u003e\u003csup _ngcontent-ng-c242396308=\"\" class=\"superscript\" data-turn-source-index=\"18\"\u003e\u003c\/sup\u003e\u003c\/source-footnote\u003e\u003csource-footnote ng-version=\"0.0.0-PLACEHOLDER\" _nghost-ng-c242396308=\"\"\u003e\u003csup _ngcontent-ng-c242396308=\"\" class=\"superscript\" data-turn-source-index=\"18\"\u003e\u003c\/sup\u003e\u003c\/source-footnote\u003e\u003csource-footnote ng-version=\"0.0.0-PLACEHOLDER\" _nghost-ng-c242396308=\"\"\u003e\u003csup _ngcontent-ng-c242396308=\"\" class=\"superscript\" data-turn-source-index=\"18\"\u003e\u003c\/sup\u003e\u003c\/source-footnote\u003e\u003csource-footnote ng-version=\"0.0.0-PLACEHOLDER\" _nghost-ng-c242396308=\"\"\u003e\u003csup _ngcontent-ng-c242396308=\"\" class=\"superscript\" data-turn-source-index=\"18\"\u003e\u003c\/sup\u003e\u003c\/source-footnote\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-path-to-node=\"12,4\"\u003e.\u003c\/span\u003e\u003c\/p\u003e \u003cp data-path-to-node=\"13\"\u003e\u003cspan data-path-to-node=\"13,0\"\u003eMaintenance is designed to be a simple task during your annual service. The magnet is easily removed for cleaning, and the included drain-off adaptor allows you to empty the filter chamber without a full system bypass. Furthermore, the integrated access point serves as a convenient dosing port for adding system inhibitors or cleansers. Manufactured with premium nickel-plated brass valves and high-grade seals, this filter is built to withstand standard domestic pressures and temperatures. \u003c\/span\u003e\u003cspan data-path-to-node=\"13,1\"\u003e\u003cspan class=\"citation-19\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-path-to-node=\"13,2\"\u003e\u003cspan class=\"citation-19\"\u003eInvesting in the LavaTherm system protector is a cost-effective way to help extend the lifespan of your heating appliances while improving overall home comfort\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-path-to-node=\"13,3\"\u003e\u003cspan class=\"citation-19 citation-end-19\"\u003e\u003csource-footnote ng-version=\"0.0.0-PLACEHOLDER\" _nghost-ng-c242396308=\"\"\u003e\u003csup _ngcontent-ng-c242396308=\"\" class=\"superscript\" data-turn-source-index=\"19\"\u003e\u003c\/sup\u003e\u003c\/source-footnote\u003e\u003csource-footnote ng-version=\"0.0.0-PLACEHOLDER\" _nghost-ng-c242396308=\"\"\u003e\u003csup _ngcontent-ng-c242396308=\"\" class=\"superscript\" data-turn-source-index=\"19\"\u003e\u003c\/sup\u003e\u003c\/source-footnote\u003e\u003csource-footnote ng-version=\"0.0.0-PLACEHOLDER\" _nghost-ng-c242396308=\"\"\u003e\u003csup _ngcontent-ng-c242396308=\"\" class=\"superscript\" data-turn-source-index=\"19\"\u003e\u003c\/sup\u003e\u003c\/source-footnote\u003e\u003csource-footnote ng-version=\"0.0.0-PLACEHOLDER\" _nghost-ng-c242396308=\"\"\u003e\u003csup _ngcontent-ng-c242396308=\"\" class=\"superscript\" data-turn-source-index=\"19\"\u003e\u003c\/sup\u003e\u003c\/source-footnote\u003e\u003csource-footnote ng-version=\"0.0.0-PLACEHOLDER\" _nghost-ng-c242396308=\"\"\u003e\u003csup _ngcontent-ng-c242396308=\"\" class=\"superscript\" data-turn-source-index=\"19\"\u003e\u003c\/sup\u003e\u003c\/source-footnote\u003e\u003csource-footnote ng-version=\"0.0.0-PLACEHOLDER\" _nghost-ng-c242396308=\"\"\u003e\u003csup _ngcontent-ng-c242396308=\"\" class=\"superscript\" data-turn-source-index=\"19\"\u003e\u003c\/sup\u003e\u003c\/source-footnote\u003e\u003csource-footnote ng-version=\"0.0.0-PLACEHOLDER\" _nghost-ng-c242396308=\"\"\u003e\u003csup _ngcontent-ng-c242396308=\"\" class=\"superscript\" data-turn-source-index=\"19\"\u003e\u003c\/sup\u003e\u003c\/source-footnote\u003e\u003csource-footnote ng-version=\"0.0.0-PLACEHOLDER\" _nghost-ng-c242396308=\"\"\u003e\u003csup _ngcontent-ng-c242396308=\"\" class=\"superscript\" data-turn-source-index=\"19\"\u003e\u003c\/sup\u003e\u003c\/source-footnote\u003e\u003csource-footnote ng-version=\"0.0.0-PLACEHOLDER\" _nghost-ng-c242396308=\"\"\u003e\u003csup _ngcontent-ng-c242396308=\"\" class=\"superscript\" data-turn-source-index=\"19\"\u003e\u003c\/sup\u003e\u003c\/source-footnote\u003e\u003csource-footnote ng-version=\"0.0.0-PLACEHOLDER\" _nghost-ng-c242396308=\"\"\u003e\u003csup _ngcontent-ng-c242396308=\"\" class=\"superscript\" data-turn-source-index=\"19\"\u003e\u003c\/sup\u003e\u003c\/source-footnote\u003e\u003csource-footnote ng-version=\"0.0.0-PLACEHOLDER\" _nghost-ng-c242396308=\"\"\u003e\u003csup _ngcontent-ng-c242396308=\"\" class=\"superscript\" data-turn-source-index=\"19\"\u003e\u003c\/sup\u003e\u003c\/source-footnote\u003e\u003csource-footnote ng-version=\"0.0.0-PLACEHOLDER\" _nghost-ng-c242396308=\"\"\u003e\u003csup _ngcontent-ng-c242396308=\"\" class=\"superscript\" data-turn-source-index=\"19\"\u003e\u003c\/sup\u003e\u003c\/source-footnote\u003e\u003csource-footnote ng-version=\"0.0.0-PLACEHOLDER\" _nghost-ng-c242396308=\"\"\u003e\u003csup _ngcontent-ng-c242396308=\"\" class=\"superscript\" data-turn-source-index=\"19\"\u003e\u003c\/sup\u003e\u003c\/source-footnote\u003e\u003csource-footnote ng-version=\"0.0.0-PLACEHOLDER\" _nghost-ng-c242396308=\"\"\u003e\u003csup _ngcontent-ng-c242396308=\"\" class=\"superscript\" data-turn-source-index=\"19\"\u003e\u003c\/sup\u003e\u003c\/source-footnote\u003e\u003csource-footnote ng-version=\"0.0.0-PLACEHOLDER\" _nghost-ng-c242396308=\"\"\u003e\u003csup _ngcontent-ng-c242396308=\"\" class=\"superscript\" data-turn-source-index=\"19\"\u003e\u003c\/sup\u003e\u003c\/source-footnote\u003e\u003csource-footnote ng-version=\"0.0.0-PLACEHOLDER\" _nghost-ng-c242396308=\"\"\u003e\u003csup _ngcontent-ng-c242396308=\"\" class=\"superscript\" data-turn-source-index=\"19\"\u003e\u003c\/sup\u003e\u003c\/source-footnote\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-path-to-node=\"13,4\"\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003c\/body\u003e","brand":"LavaTherm","offers":[{"title":"Default Title","offer_id":57275071070592,"sku":"400057","price":38.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/0629\/4936\/files\/1f9f185d-6a8d-4223-9e93-8f7a7c7dd7d6.jpg?v=1768990150"},{"product_id":"lavatherm-boiler-care-pack","title":"LavaTherm Boiler Care Pack 22mm Magnetic Filter \u0026 500ml Central Heating Inhibitor (Part L Compliant)","description":"\u003cbody\u003e\n\n\n\n\n\u003cul\u003e\n\u003cli\u003eComprehensive System Protection: Combines a high performance 22mm magnetic filter with 500 ml of NSF Approved inhibitor to provide total physical and chemical defense for your entire boiler and radiators\u003c\/li\u003e\n\u003cli\u003eAdvanced Magnetic Filtration: Features a powerful magnetic sludge remover designed to actively trap black iron oxide magnetite and debris preventing pump blockages and maintaining optimal boiler efficiency\u003c\/li\u003e\n\u003cli\u003eComplete Corrosion Prevention: High concentration central heating inhibitor forms a resilient protective barrier safe for all heating systems including aluminum to stop rust and electrochemical corrosion\u003c\/li\u003e\n\u003cli\u003eOptimized System Coverage: Single 500 ml bottle treats up to 100 L or 10 radiators ensuring complete domestic system protection and long term heating health in standard UK households\u003c\/li\u003e\n\u003cli\u003eEnhanced Energy Efficiency: Helps eliminate radiator cold spots and reduces energy consumption by keeping system water clean and improving thermal transfer to lower monthly heating bills and maintenance costs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003eThe LavaTherm Boiler Care Pack is the definitive professional-grade solution for the long-term protection of domestic central heating systems. By integrating a high-strength magnetic filter with an NSF Approved 500 ml chemical inhibitor, this dual-action bundle targets the primary causes of system failure: internal corrosion, limescale buildup, and black iron oxide sludge (magnetite). This \"Ultimate System Protector\" is specifically designed to satisfy boiler manufacturer warranty requirements while significantly extending the lifespan of critical components like the heat exchanger and central heating pump.\u003c\/p\u003e \u003cp\u003eThe 22mm Magnetic Filter serves as your system's physical defense. Constructed from durable reinforced nylon with premium nickel-plated brass valves, it fits seamlessly into the 22mm pipework of any standard UK household. Its high-strength magnet actively captures abrasive metal particles before they can settle and cause damage. With a compact design suitable for tight spaces and a 360-degree installation capability, it provides installers with maximum flexibility for horizontal, vertical, or angled pipes.\u003c\/p\u003e \u003cp\u003eWorking alongside the hardware is the LavaTherm 500 ml Central Heating Inhibitor. This high-concentration formula is safe for all heating systems, including those containing aluminum, copper, and stainless steel. It is NSF Approved, ensuring it meets the highest industry standards for performance and safety. A single 500 ml bottle treats a typical 100-litre system (approx. 10 radiators), forming a microscopic protective barrier on internal metal surfaces to halt electrochemical corrosion and prevent limescale from restricting water flow.\u003c\/p\u003e \u003cp\u003eRegular use of the LavaTherm Care Pack enhances heating efficiency, eliminates radiator cold spots, and reduces the noise associated with trapped debris. Maintenance is simple; the included drain-off adaptor and specialized tools allow for easy annual cleaning during a routine boiler service. Investing in this all-in-one protection kit is a cost-effective way to reduce energy consumption, lower your carbon footprint, and avoid the expense of emergency plumbing repairs.\u003c\/p\u003e\n\n\u003c\/body\u003e","brand":"LavaTherm","offers":[{"title":"Default Title","offer_id":57281294565760,"sku":"900271","price":49.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/0629\/4936\/files\/b8614ea9-1712-47bc-8260-2a43d85743db.jpg?v=1769089971"},{"product_id":"lavatherm-boiler-protect-pack","title":"LavaTherm Boiler Protection Pack 22mm Magnetic Filter \u0026 15mm Scale Reducer (Part L Compliant)","description":"\u003cbody\u003e\n\n\n\n\n\u003cul\u003e\n\u003cli\u003ePart L Building Regs Compliant: Essential hardware bundle for UK landlords and homeowners to meet mandatory legal requirements for scale protection and validate boiler manufacturer warranties\u003c\/li\u003e\n\u003cli\u003eProfessional Dual Size Kit: Includes a high performance 22mm magnetic filter for the heating return and a 15mm electrolytic scale reducer for the mains cold water feed pipe\u003c\/li\u003e\n\u003cli\u003eHigh Performance Sludge Trap: Powerful magnetic filter actively captures black iron oxide magnetite and debris to prevent pump blockages ensuring radiators stay hot and the boiler runs quietly\u003c\/li\u003e\n\u003cli\u003e15mm Electrolytic Scale Reduction: Advanced hardware technology for 15mm pipework alters the structure of calcium crystals to prevent them from adhering to the heat exchanger in hard water regions\u003c\/li\u003e\n\u003cli\u003eProtect Taps \u0026amp; Showerheads: Prevents unsightly hard scale deposits from \"furring up\" internal components and bathroom fixtures making cleaning easier and extending the life of household appliances\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eTrade Grade Installation Kit: Features a durable reinforced nylon filter body with brass valves and a forged brass scale reducer providing a reliable fit and forget solution for property owners\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eThe LavaTherm Boiler Protection Pack is a professional-grade hardware solution engineered to meet the highest UK property standards and latest building legislation. Following the recent updates to Part L Building Regulations, scale protection is now a mandatory legal requirement for properties in hard water regions. This pack provides a comprehensive \"Compliance in a Box\" solution for Landlords and homeowners, combining a 22mm Magnetic Filter with a 15mm Inline Scale Reducer.\n\nFor Landlords, this kit is an essential investment in property maintenance. The 22mm Magnetic Filter uses a high-strength neodymium magnet to capture circulating iron oxide particles (sludge) before they can damage the pump or heat exchanger. This ensures the boiler operates at peak thermal efficiency—vital for maintaining EPC ratings and preventing expensive emergency repair call-outs.\n\nThe included 15mm Scale Reducer is specifically sized for the mains cold water inlet. It treats incoming water to prevent hard scale formation by changing the crystalline structure of calcium carbonate. This ensures minerals remain suspended in the water rather than adhering to heating elements. This not only protects the boiler warranty but also benefits the wider property by reducing scale buildup on showerheads and taps. Built from trade-grade materials like reinforced PA66 nylon and nickel-plated brass, this kit provides total peace of mind for any UK property owner.\u003c\/p\u003e\n\n\u003c\/body\u003e","brand":"LavaTherm","offers":[{"title":"Default Title","offer_id":57289992274304,"sku":"900273","price":49.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/0629\/4936\/files\/9c4bf8d6-dc50-4b4d-9bf4-f7bba0d5bb25.jpg?v=1770032123"},{"product_id":"lavatherm-ultimate-boiler-pack-22mm-boiler-magnetic-filter-15mm-scale-reducer-and-500ml-central-heating-inhibitor","title":"LavaTherm Ultimate Boiler Pack 22mm Boiler Magnetic Filter, 15mm Scale Reducer \u0026 500ml Central Heating Inhibitor","description":"\u003cbody\u003e\n\n\n\n\n\u003cul\u003e\n\u003cli\u003eTotal Part L Building Regs Compliance: The complete hardware and chemical solution for UK landlords to meet mandatory legal requirements for scale protection and validate boiler warranties\u003c\/li\u003e\n\u003cli\u003eMeasurable Energy Bill Savings: Enhances system thermal efficiency by eliminating insulating limescale and sludge buildup helping to lower monthly gas consumption and utility bills\u003c\/li\u003e\n\u003cli\u003e22mm Magnetic Sludge Trap: High-performance magnetic filter actively captures black iron oxide magnetite and debris to prevent pump blockages and maintain radiator heat flow\u003c\/li\u003e\n\u003cli\u003e15mm Scale Reducer \u0026amp; Water Quality: Installed on the 15mm cold water inlet to prevent limescale \"furring\" in the heat exchanger while improving water quality for taps and showerheads\u003c\/li\u003e\n\u003cli\u003eNSF Approved Corrosion Inhibitor: Professional-grade 500 ml inhibitor forms a molecular shield on all internal metals to stop rust and corrosion in systems up to 100 Litres (approx. 10 radiators)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eEPC Efficiency \u0026amp; Asset Protection: Improves property performance to help achieve higher 2026 EPC ratings by eliminating radiator cold spots and protecting 15mm compression fittings and taps\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eThe LavaTherm Ultimate Protection Pack is the definitive professional answer to modern UK property maintenance and legal accountability. Following the latest Part L Building Regulations, installing magnetic filtration and scale protection is now a mandatory legal requirement for all new boiler commissions and major system upgrades. This bundle provides a high-value \"Compliance in a Box\" solution for Landlords and homeowners, integrating a 22mm Magnetic Filter, a 15mm Scale Reducer, and a 500 ml Central Heating Inhibitor.\u003c\/p\u003e \u003cp\u003eFor Landlords, this kit is an essential investment in energy-saving asset protection. Sludge and limescale act as insulators, forcing your boiler to use more gas to achieve the same temperature. The 22mm Magnetic Filter removes magnetite (sludge) from the heating circuit, while the 15mm Scale Reducer prevents \"kettling\" noises and heat exchanger failure. Beyond mechanical protection, the scale reducer improves domestic water quality, reducing hard water deposits on taps and showerheads for a cleaner home.\u003c\/p\u003e \u003cp\u003eThe included 500 ml Inhibitor completes the defense by chemically treating the radiator water to halt internal rust. Compatible with standard 15mm push fit and 15mm compression fitting systems, this kit allows Gas Safe engineers to sign off the BREL compliance report with confidence while helping properties reach the strict 2026 EPC efficiency targets.\u003c\/p\u003e\n\n\u003c\/body\u003e","brand":"LavaTherm","offers":[{"title":"Default Title","offer_id":57293445726592,"sku":"900275","price":54.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/0629\/4936\/files\/f3d3abef-ccd9-4539-8a13-8004b637d199.jpg?v=1769186865"},{"product_id":"lavatherm-boiler-complete-pack-22mm-magnetic-filter-15mm-scale-reducer-500ml-inhibitor-shock-arrestor","title":"LavaTherm Boiler Complete Pack: 22mm Magnetic Filter, 15mm Scale Reducer, 500ml Inhibitor \u0026 Shock Arrestor","description":"\u003cbody\u003e\n\n\n\n\n\u003cul\u003e\n\u003cli\u003eTotal Part L Building Regs Compliance: The definitive hardware and chemical solution for UK landlords to meet mandatory legal requirements for scale protection and validate boiler warranties\u003c\/li\u003e\n\u003cli\u003eEliminate Water Hammer \u0026amp; Pipe Noise: Includes a high-performance water hammer arrestor to absorb pressure spikes and silence banging pipes caused by modern taps and appliances\u003c\/li\u003e\n\u003cli\u003eMeasurable Energy Bill Savings: Enhances system thermal efficiency by eliminating insulating limescale and sludge buildup to lower monthly gas consumption and utility bills\u003c\/li\u003e\n\u003cli\u003eAdvanced Magnetic Sludge Trap: Heavy-duty 22mm magnetic filter actively captures black iron oxide magnetite and debris to prevent pump blockages and ensure radiators heat up efficiently\u003c\/li\u003e\n\u003cli\u003e15mm Scale Reducer \u0026amp; Water Quality: Specifically designed for the 15mm cold water inlet to prevent limescale furring in the heat exchanger while improving water quality for taps and showers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003eThe LavaTherm Boiler Complete Pack is the ultimate infrastructure solution for the modern UK property market. As of 2026, meeting Part L Building Regulations is essential for any boiler commission or major system upgrade. This \"Full Property Solution\" provides landlords and installers with a 22mm Magnetic Filter, a 15mm Scale Reducer, a 500ml Inhibitor, and a Water Hammer Shock Arrestor to defend against sludge, scale, corrosion, and destructive pressure spikes.\u003c\/p\u003e \u003cp\u003eFor Landlords, this kit is an essential investment in energy-saving asset protection. The 22mm Magnetic Filter and 500ml Inhibitor work together in the heating circuit to capture magnetite sludge and prevent internal rust that causes cold spots. For the domestic water side, the 15mm Scale Reducer protects the boiler’s heat exchanger and improves water quality for the whole property by reducing limescale deposits on taps and showerheads.\u003c\/p\u003e \u003cp\u003eThe addition of the Shock Arrestor is a game-changer for maintenance. Modern appliances can cause sudden pressure surges; our water hammer arrestor absorbs this energy, silencing noisy pipes and protecting 15mm compression fittings from stress. By maintaining a quiet and efficient system, this kit helps properties reach strict 2026 EPC efficiency targets while significantly reducing emergency maintenance call-outs and lowering energy bills.\u003c\/p\u003e\n\n\u003c\/body\u003e","brand":"Lava","offers":[{"title":"Default Title","offer_id":57295681225088,"sku":"900277","price":64.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/0629\/4936\/files\/a63d3dc6-2f0f-4acc-a74a-fdafafbc13f7.jpg?v=1769185465"},{"product_id":"towel-rail-heat-transfer-fluid-concentrate-1-litre-for-electric-towel-rails","title":"Towel Rail Heat Transfer Fluid Concentrate 1 Litre for Electric Towel Rails","description":"\u003cp\u003eLavaTap Towel Rail Heat Transfer Fluid Concentrate is formulated for use within sealed electric towel rail systems that require an internal heat transfer medium. It is based on mono propylene glycol and is intended to be diluted with water inside the towel rail during filling or electric towel rail conversion, in accordance with the rail manufacturer’s guidance.\u003c\/p\u003e \u003cp\u003eElectric towel rails rely on an internal fluid to distribute heat evenly from the heating element throughout the rail structure. Using a suitable heat transfer fluid helps support consistent warming across the full surface of the towel rail rather than concentrating heat in a single area. This product is designed specifically for that purpose when used as part of a compatible sealed system.\u003c\/p\u003e \u003cp\u003eThe formulation uses mono propylene glycol, a compound commonly used in heating and cooling environments where controlled thermal transfer is required. When diluted correctly, it helps maintain stable internal fluid behaviour and supports long term system operation under normal domestic conditions.\u003c\/p\u003e \u003cp\u003eLavaTap Towel Rail Heat Transfer Fluid Concentrate is supplied in a 1 litre container, offering a practical quantity for filling or topping up electric towel rails. As a concentrate, it must be diluted with water before or during installation. The exact dilution ratio will depend on the towel rail size and manufacturer instructions, which should always be followed.\u003c\/p\u003e \u003cp\u003eThis product is intended for use in sealed electric towel rails only. It is not suitable for open systems, central heating systems, or applications outside of towel rail use. Installation or refilling should only be carried out once the towel rail is isolated, cooled, and safely prepared for maintenance.\u003c\/p\u003e","brand":"LavaTap","offers":[{"title":"Default Title","offer_id":57371933213056,"sku":"900284","price":12.3,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/0629\/4936\/files\/088223b3-7321-454a-8b32-b0fa2d8b9fae.jpg?v=1770635903"},{"product_id":"fernox-tf1-complete-system-filter-22mm","title":"Fernox TF1 Complete System Filter 22mm Magnetic Boiler Filter for Central Heating Systems","description":"\u003cbody\u003e\n\n\n\n\n\u003cul\u003e\n\u003cli\u003eMagnetic filter: High-performance magnetic filter captures magnetite and debris to support cleaner central heating systems and improve water circulation\u003c\/li\u003e\n\u003cli\u003eCentral heating filter: Designed for use in central heating systems to help reduce sludge build-up and maintain heating system efficiency over time\u003c\/li\u003e\n\u003cli\u003e22mm pipe compatibility: Suitable for 22mm pipework only, ensuring correct fit for standard domestic heating systems with 22mm connections\u003c\/li\u003e\n\u003cli\u003eBoiler filter protection: Inline boiler filter helps protect boilers and heating components from circulating debris within the system\u003c\/li\u003e\n\u003cli\u003eInstallation requirement: Designed for inline installation and requires cutting into existing pipework, suitable for professional installers or competent DIY users\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eSpace requirement: Requires sufficient clearance for installation and servicing, check available space around pipework before purchase\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eThe LavaTap Fernox TF1 Complete System Filter 22mm is a magnetic filter designed for use in central heating systems to capture magnetite, sludge, and circulating debris. Installed inline, this boiler filter helps maintain cleaner system water and supports efficient heating performance over time.\u003c\/p\u003e \u003cp\u003eThis 22mm system filter is specifically designed for use with 22mm pipework and is suitable for most standard domestic heating systems. It is important to confirm pipe size before purchase, as this unit is not compatible with 15mm systems.\u003c\/p\u003e \u003cp\u003eUsing magnetic filtration and hydronic particle separation, the filter captures both magnetic and non-magnetic debris within the system. This helps reduce sludge build-up and supports the long-term condition of boilers, radiators, and pipework.\u003c\/p\u003e \u003cp\u003eInstallation requires cutting into the pipework, making it suitable for professional installers or competent DIY users with plumbing experience. The filter should be installed inline and requires adequate clearance for both fitting and future servicing.\u003c\/p\u003e \u003cp\u003eThe unit is designed for ongoing maintenance, allowing debris to be removed during routine servicing without the need to fully drain the system. This helps reduce maintenance time while keeping the heating system operating efficiently.\u003c\/p\u003e \u003cp\u003eIdeal for use in domestic central heating systems, the LavaTap Fernox TF1 Complete System Filter 22mm is a practical solution for maintaining cleaner system water and supporting reliable heating performance.\u003c\/p\u003e\n\n\u003c\/body\u003e","brand":"Fernox","offers":[{"title":"Default Title","offer_id":57700387684736,"sku":"400058","price":94.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/0629\/4936\/files\/072f510a-f223-443e-9131-dc356dd0d53b.jpg?v=1774516929"},{"product_id":"10-x-fernox-f1-central-heating-protector-500ml-56599","title":"10 x Fernox F1 Central Heating Protector 500ml 56599","description":"\u003cbody\u003e\n\n\n\n\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eProtects against corrosion and scale in mixed metal central heating systems to prevent breakdown and premature boiler failure\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eOne 500ml bottle treats 130 litre system, up to 16 radiators, or 250 sqm of underfloor heating\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eStops Frequent Venting of Radiators\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eReduces maintenance costs, maintains energy efficiency and saves on fuel bills\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003ePrevents Radiator Cold Spots\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSupports the boiler manufacturers warranty requirements\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eProtector F1 is a market-leading inhibitor which prevents corrosion and limescale formation in central heating systems. This high-performance product offers superior protection by uniquely combining three inhibitors of organic particles, which bind to the metal within the heating system to protect from debris alongside anodic inhibitors which react with the system-s metal surface to create a protective layer, and cathodic inhibitors that combine with hard water salts to form an insoluble layer. Fernox Protector F1 also includes enhanced pH buffering to ensure the system water pH level does not drop below 6.5 or above 8.5 - the optimum pH range for preventing corrosion and limescale build-up. In line with BS 7593:2019 regulations and best practice, and for long-term protection of the system, concentration levels should be maintained and checked annually as part of the boiler or system service. Protector F1 is compatible with all other Fernox products and is suitable for use with all materials and metals used in central heating systems, including aluminium.\u003c\/p\u003e\n\n\u003c\/body\u003e","brand":"Fernox","offers":[{"title":"Default Title","offer_id":57829405557120,"sku":"900161","price":144.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/0629\/4936\/files\/0715d65b-33c6-40b0-9529-04e48a3ee910.jpg?v=1775637728"},{"product_id":"h-v-22mm-electrolytic-scale-reducer","title":"H\u0026V 22mm Electrolytic Scale Reducer","description":"\u003cbody\u003e\n\n\n\n\n\u003cul\u003e\n\u003cli\u003e22mm inline electrolytic scale reducer designed to help prevent limescale build up in domestic water systems and appliances\u003c\/li\u003e\n\u003cli\u003eWorks by using a zinc and copper alloy core to alter the structure of hardness minerals reducing scale formation on pipes and heating elements\u003c\/li\u003e\n\u003cli\u003eOperates without electricity chemicals or maintenance making it a long lasting and environmentally friendly solution\u003c\/li\u003e\n\u003cli\u003eCompact design allows installation on the cold water supply to combi boilers water heaters dishwashers or washing machines\u003c\/li\u003e\n\u003cli\u003eSuitable for potable water applications and manufactured from WRAS approved materials for safe domestic use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cdiv id=\"Desktop-Detailed-Evaluation-Zone\" class=\"celwidget\" data-feature-name=\"Desktop-Detailed-Evaluation-Zone\" data-csa-c-type=\"widget\" data-csa-c-content-id=\"Desktop-Detailed-Evaluation-Zone\" data-csa-c-slot-id=\"Desktop-Detailed-Evaluation-Zone\" data-csa-c-asin=\"\" data-csa-c-is-in-initial-active-row=\"false\" data-csa-c-id=\"qyca1k-8cjzv1-metroh-upw4zg\"\u003e \u003cdiv id=\"productDescription_feature_div\" class=\"celwidget pd_rd_w-2Nkxd pd_rd_r-64PNBT9F5F3FNAZ2RA00 pd_rd_wg-IUmKQ\" data-feature-name=\"productDescription-3\" data-csa-c-type=\"widget\" data-csa-c-content-id=\"productDescription-3\" data-csa-c-slot-id=\"productDescription_feature_div\" data-csa-c-asin=\"\" data-csa-c-is-in-initial-active-row=\"false\" data-csa-c-id=\"wnw7gv-4crf5r-e3tgme-bw4xv1\"\u003e \u003cdiv\u003e \u003cdiv data-feature-name=\"productDescription\" data-template-name=\"productDescription\" id=\"productDescription_feature_div\" class=\"a-row feature\"\u003e \u003cdiv id=\"productDescription\" class=\"a-section a-spacing-small\"\u003e \u003cp\u003e\u003cspan\u003eIntroducing the H\u0026amp;V Controls 22mm Electrolytic Limescale Reducer, the perfect solution for hard water issues in your home! This innovative product utilizes advanced electrolytic technology to effectively reduce limescale buildup in your water system, ensuring longevity and efficiency of your appliances and plumbing fixtures. With its compact design, the 22mm Electrolytic Limescale Reducer is easy to install and maintain, and will provide long-lasting reliability. Say goodbye to the constant need for cleaning and descaling, and enjoy the benefits of softer water!\u003c\/span\u003e\u003c\/p\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e \u003cdiv id=\"renewedProgramDescriptionBtf_feature_div\" class=\"celwidget pd_rd_w-zpzit pd_rd_r-64PNBT9F5F3FNAZ2RA00 pd_rd_wg-IUmKQ\" data-feature-name=\"renewedProgramDescriptionBtf_HIT\" data-csa-c-type=\"widget\" data-csa-c-content-id=\"renewedProgramDescriptionBtf_HIT\" data-csa-c-slot-id=\"renewedProgramDescriptionBtf_feature_div\" data-csa-c-asin=\"\" data-csa-c-is-in-initial-active-row=\"false\" data-csa-c-id=\"22v7z1-8igycr-kitz9x-r7pec3\"\u003e\u003c\/div\u003e \u003cdiv id=\"productDocuments_feature_div\" class=\"celwidget pd_rd_w-uj60H pd_rd_r-64PNBT9F5F3FNAZ2RA00 pd_rd_wg-IUmKQ\" data-feature-name=\"productDocuments\" data-csa-c-type=\"widget\" data-csa-c-content-id=\"productDocuments\" data-csa-c-slot-id=\"productDocuments_feature_div\" data-csa-c-asin=\"\" 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pipework\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFast Express Dosing: Aerosol format doses in around 30 seconds through a radiator, filling loop or Fernox TF1 filter, helping reduce maintenance time on site\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFernox F1 Inhibitor Coverage: One 400 ml can treats up to 130 L of system water, equal to around 16 radiators or 250 m2 of underfloor heating\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eInhibitor For Central Heating: Suitable for mixed metal systems and common heating materials including aluminium when used as directed at the correct concentration\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eRadiator Inhibitor Fluid: Helps maintain efficient water treatment after cleaning, servicing, radiator replacement or routine annual inhibitor level checks\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eTrusted Fernox F1 Protection: Designed for regular heating system maintenance to help protect boilers, radiators and pipework from corrosion related build up\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003eFernox Central Heating Protector F1 Express 400 ml is a fast application central heating inhibitor designed to help protect domestic heating systems against corrosion and limescale. Suitable for routine system protection after installation, servicing, flushing or draining, this aerosol format makes dosing simple without the need for a separate dosing vessel. The 400 ml can treats up to 130 litres, which is typically equal to 16 radiators or 250 m2 of underfloor heating, making it a practical choice for standard home heating systems.\u003c\/p\u003e \u003cp\u003eThis Fernox F1 inhibitor helps maintain system efficiency by reducing the risk of internal corrosion and scale build up within radiators, pipework, boilers and underfloor heating circuits. By helping to protect mixed metal systems, including those containing aluminium components, it supports long term heating performance and helps reduce the likelihood of cold spots, poor circulation and boiler noise caused by sludge or debris formation.\u003c\/p\u003e \u003cp\u003eThe express canister is designed for quick dosing in around 30 seconds and can be applied through a radiator, filling loop or suitable system filter. The label indicates a working pH range of 6.5 to 8.5, making it suitable for use as part of normal central heating water treatment and maintenance. Its compact 400 ml format is convenient for installers, heating engineers and homeowners who need a simple inhibitor for central heating systems.\u003c\/p\u003e \u003cp\u003eFernox Central Heating Protector F1 Express is ideal when replacing inhibitor after draining or cleaning a heating system, topping up protection during annual servicing, or treating a system after adding new radiators or components. 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