Diaphragm valve

Diaphragm valves (or membrane valves) consists of a valve body with two or more ports, an elastomeric diaphragm, and a 'weir or saddle' or seat upon which the diaphragm closes the valve. The valve body may be constructed from plastic, metal, wood or other materials depending on the intended use. Diaphragm valves (or membrane valves) consists of a valve body with two or more ports, an elastomeric diaphragm, and a 'weir or saddle' or seat upon which the diaphragm closes the valve. The valve body may be constructed from plastic, metal, wood or other materials depending on the intended use.