Honeywell Home T4021 Thera 200-White and Chrome Thermostatic Radiator Valve

• The thermostatic head for T4021 radiators of the Thera 200-Design line is equipped with an M30 x 1.5 valve connection according to European Standard EN 215;
• Overtemperature protection. Note: the head does not have the 0 selection to completely close the valve;
• Small dimensions and modern and ergonomic design. Easy to clean;
• Sensitive element for filling liquid;
• Suitable for Honeywell Home radiator valves and in general for all valves with M30 connection.

A Radiator Thermostat is installed onto a Thermostatic Radiator Valve Body (TRV body). The combination of both, the Thermostatic Radiator Valve (TRV), controls the room temperature by adjusting the flow of hot water through a radiator. TRVs are installed in water-based heating systems on the supply or, less commonly on the return connection of radiators. Radiator thermostats of this type with liquid sensor fulfill the European Standard EN 215 when used with certified Honeywell Home TRV bodies Honeywell Home radiator thermostats with Honeywell Home (HW) M30 x 1.5 connection are suitable for all TRV body and radiator inserts with M30 x 1.5 connection and 11.5 mm closing dimension.