... used to control the movement of the spool,to block or open the cold and hot water intakes.VE ... temperature reaches the setting temperature,the thermistor in the electrical actuator being started to work,heating the temperature-sensitive ... .productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); Mixing Valve,Electrical Actuator,Radiator thermostat,T/P safety valve,Thermostatic Element