The VT15 radiator thermostat, which has full CEN Standard approval to EN215, regulates individual radiator output in wet central heating systems.
Sensor head may be mounted vertically or horizontally by interchanging radiator tail and copper tube fittings
Range stops included in head
6mm of play on radiator tailpiece to allow for variation in radiator distance from valve
Maximum differential pressure is 1 bar and for quiet operation it is 0.2 bar
Maximum flow temperature is 130°C