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.

Cylinder valve can refer to. an inlet or exhaust valve in a piston engine or compressor. a valve to control the flow of gas into or out of a storage cylinder. a scuba cylinder valve to control the flow of gas into or out of the diving cylinders of a scuba set. a valve to control flow of the actuating fluid into or out of a hydraulic or pneumatic cylinder.