motorized valves(3-wire) are used to control the flow of hot water, chill water in heating, cooling or air-conditioning applications, so as to control room temperature indirectly It consists of Actuator and Valve Body. The room temperature could be controlled in the set-point through turn-on or turn-off of valve. They consist of an actuator, valve and a cartridge assembly 2-way valves are designed for on-off zone control of domestic systems. 3-way valves can be piped for either diverting or mixing valve applications in domestic central heating and/or cooling systems.