Valve Mfg. Co.
A complete line of spring loaded piston type check valves. Many
different configurations of check valves for practically every
service application. All valves are available with metal to
metal or resilient seated versions, with size ranges from 1/8”
to 20” diameter. Pressure ratings from full vacuum to
10,000 psi. Manufactured in brass, steel, stainless steel, plastics,
and special materials such as Titanium, Alloy 20, and other
high alloy metals.
Applications include all applications where reverse flow is
undesirable, vacuum breakers, low pressure relief applications,
thermal bypass, chemical injection systems, vertical up or vertical
down flows, silent operation closing quickly minimizing hammer
noise, limited space, sanitary food and dairy lines.