Pressure Gauge, Manometer, Thermometer manufacturer / supplier in China, offering Smart Home Products Modern Design 230V Thermal Electric Actuator for Water & Floor Heating/Cooling Systems for Hotels, Modern Design M30*1.5 Thermal Actuator 2 Wire Manifold Valve for Hotel Water Floor Heating Systems 230VAC Nc 220V, Factory Supplier Electric Actuator for Underfloor Heating 2 Wire Thermal Wax 230V Normally Closed 220V Actuator for Hotels and so on.