Compatible with a wide range of boilers and systems including 24 V to 230 V on or off, such as gas and oil boilers, combi-boilers and heat pumps, T3R offers OpenTherm control but are not suitable to control electric heating.

This is controlling an oil-fired Rayburn and only has 2 wires (L and N) coming into the back of the CM901 at the moment. These are products that couriers generally don't accept due to either their weight or dimensions (usually over 1m in any dimension or over 30kg in weight). The thermostat can be locked to prevent unnecessary interactions and upper and lower set point limits ensure that extremes of temperatures cannot be set. A full suite of Optimisation features (Optimum start, Stop and Delayed Start) plus adaptive ‘fuzzy logic’ protocols provide full control of the boiler. The PRO wireless digital room thermostat has been designed to provide automatic temperature control of gas or oil fired boiler systems, underfloor heating, electric heating and zoning systems.They may use a number of different methods to work out whether multiple devices appear to be used by you, including matching information about your devices, browsing activity and geo-location.

Electronic interference from appliances or physical obstruction, such as brick walls, metal frames and floors, can reduce the wireless range. Please do not sign for goods received in 'good condition' if they have visible signs of damage or have been unchecked. The installation sequence is intuitive and provides the installer with pre-programmed schedules; cycle rate option for different boiler types, there is a robust RF wireless signal with a RF signal check built into the T3 wireless version.These companies may track your browsing across multiple devices, and combine your browsing on multiple devices into a single profile that is used to deliver relevant adverts to you on all of those devices. For homes and apartments, this T3R thermostat supplies automatic time and temperature control overheating systems.