• OPEN BOX: This product is a fully inspected customer return
• Wired Thermostat: The ENGO E901 boiler control thermostat can be wall mounted and uses a simple two wire connection to the boiler while operating on two AA batteries. It provides a straightforward replacement option for older two wire mechanical room thermostats and offers reliable temperature control in standard central heating systems.
• Boiler Plus Compliant: With its self learning algorithm providing excellent energy savings, it is compliant with Boiler Plus and suitable for any new installation or retrofit
• Easy Programming: The hidden button panel provides easy programming for 6 event changes for every day of the week. There is also a holiday and boost (party) mode for when you need to make a quick adjustment to you heating schedule
• Support: Instuction manual is included and also available online. If you need a little more help thendirect support is available via phone or email. Videos are also available for installation and setup assistance
• Superior Support: Dedicated telephone and email support is available for all ENGO products as well as installation and setup videos online. All backed by a 5 year manufacturer's warranty
• Easy Two-Wire Installation: The thermostat is battery-powered (two AA batteries) and uses a simple two-wire connection to the boiler, making it a straightforward replacement for older mechanical room thermostats.

PLEASE NOTE: This item is a customer return that has been fully inspected by the Lava team and carries a 30 day Lava guarantee or the manufacturer's original warranty (if applicable) - whichever is longer.