129-26 High Level Shut-Off Valve

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Engineering Data Sheet E-129-26

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The Cla-Val Model 129-26 High Level Shut-Off Valve is a hydaulically-operated, diaphragm actuated, globe or angle pattern valve. It is available in various materials and full range of sizes. It consists of three major components: body, diaphragm assembly and cover. The diaphragm assembly is the only moving part. The rugged simplicity of design and packless construction assure a long life dependable, trouble-free operation. Should the diaphragm become damaged the valve will close tight, providing “fail safe” operation. The 129-26 Hytrol Valve is used in many types of piping system requiring control, flow regulation, rate of flow control, or check valve operation.

Advantages include:
  • Installed in the fill-line to either underground or above ground fuel storage tanks
  • Pilot control and hydraulically operated by line pressure, closing fully when tank is full
  • Provides accurate, repeatable high level shut-off
  • Can be serviced without removal of valve from line
  • Fail-safe operation
  • Position indicator is standard
  • Available in aluminum, cast steel, stainless steel or ductile iron
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