A valve is a device that regulates the flow of substances by opening, closing or partially obstructing various passageways. Valves are technically pipe fittings. CPVC valves are used in a variety of applications including industrial, military, commercial, residential and plumbing. CPVC valves are driven by pressure they are mainly used for safety purposes in steam engines, domestic heating & in pipe systems. CPVC valves consist of main body, ports, discs or rotors, seat, stem, bonnet & spring. CPVC valves can operate in different ways like 2 way valves and 3 way valves but this depends on the number of port the valve have. These valves can be designed in such a way that it can be controlled manually or automatically by using actuators.