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Cla-Val 55L-60 3/4" Fire Pump Casing Relief Valve UL/FM 100-300 PSI
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Cla-Val 55L-60 3/4" Fire Pump Casing Relief Valve UL/FM 100-300 PSI


The 3/4" Cla-Val Model 55L-60 is a UL Listed, FM approved direct acting, spring loaded, diaphragm type pressure relief valve which can be installed in any position and is designed to open and close within very close pressure limits. 

The adjustable pressure range is 100 to 300 PSI and typical installations are use as a fire pump casing/circulation relief valve or they may be installed downstream of a pressure reducing valve.

By removing and relocating the 3/4" plug in the valve body the new design permits installation in either an angle or straight orientation.


Typically ships in 1-2 days.

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Cla-Val 55L-60 3/4" Fire Pump Casing Relief Valve UL/FM
100-300 PSI

The 3/4" Cla-Val Model 55L-60 is a UL Listed, FM approved direct acting, spring loaded, diaphragm type pressure relief valve which can be installed in any position and is designed to open and close within very close pressure limits. The adjustable pressure range is 100 to 300 PSI and typical installations are use as a fire pump casing/circulation relief valve or they may be installed downstream of a pressure reducing valve.

By removing and relocating the 3/4" plug in the valve body the new design permits installation in either an angle or straight orientation.

The 55L-60 has replaced the obsolete 55L.


Fire pumps per NFPA 20-2010-4.11.1.7 are required to be provided with a listed automatic relief valve. The Cla-Val 55L, while costing more than a non-listed valve, meets the requirements of NFPA 20, will typically last longer, and are less prone to leakage than other types of relief valves.


Typically ships in 1-2 days.

Lead Times
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We will honor reasonable requests to return merchandise based on manufacturing defects only, upon which we will provide a refund or replacement per instance. eFirePump.com is not responsible for the cost of shipping on returned merchandise. In some instances a restock fee may be charged. We will always do our best to reach an amicable resolution.

    • Weight
      7 lbs
    • SKU
      V-Cla-55L-100300
  • Manufacturer
    Cla-Val
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