Galland Henning Nopak, Inc. has been supplying quality cylinders and valves since 1887. With a first-class product range including various types of pneumatic, solenoid and flow control valves, hydraulic cylinders, scrap recycling equipment such as compression balers, as well as the unique Plierench® tool, Galland Henning Nopak is able to manufacture the valves and cylinders you are looking for.