METTLE VALVES MFG. CO. is known as one of the leading manufacturers and suppliers of different types of Control Valves and many other valves products.

Diaphragm 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.