Fire Pumps
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The Kunkle Figure 20 relief valve is an all bronze angle pattern liquid pressure relief valve with a pressure tight cap. The cap is removed to expose a drive screw and lock nut which is used to adjust the valve to the desired pressure setting.
(The Kunkle Figure 20 is neither UL Listed or FM approved and it is recommended that a Cla-Val 55L-60 be used for fire pump applications.)
3/4" MNPT x 3/4" FNPT
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The 3/4" Cla-Val Model 55L is a UL Listed and 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 20 to 200 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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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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The Kunkle Figure 20 relief valve is an all bronze angle pattern liquid pressure relief valve with a pressure tight cap. The cap is removed to expose a drive screw and lock nut which is used to adjust the valve to the desired pressure setting.
(The Kunkle Figure 20 is neither UL Listed or FM approved and it is recommended that a Cla-Val 55L-60 be used for fire pump applications.)
3/4" MNPT x 3/4" FNPT
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Free
U.L. Listed /U.L.C. Listed
Factory Mutual Approved
The Cla-Val Model 2050B-4KG1 Globe/ 2050B-4KG1 Fire Pump Angle Pressure Relief Valve is designed to automatically relieve excess pressure in fire protection pumping systems. Pilot controlled, it maintains constant system pressure at the pump discharge within very close limits as demands change.
eFirePump.com stocks the Cla-Val Model 50B-4KG1 flanged angle pattern UL/FM fire pump relief valves and ships to the continental US for FREE typically within 1-2 business days to any commercial address. If the address being delivered to is residential, we reserve the right to collect the additional cost for the residential delivery.
Optional globe pattern and grooved valves available. Contact efirepump.com for price and availability.
Pressure Ratings Class 150# Flanged
250 PSI Maximum Inlet Pressure
20-200 PSI Adjustable Set Relief Pressure Range
Pressure Rating Class 300# Flanged
300 PSI Maximum Inlet Pressure
100-300 PSI Adjustable Set Relief Pressure Range
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Free
The Kunkle Model 218/228 is a bronze trim UL Listed and FM approved relief valve designed for fire pump installations. It is easily adjustable with the provided hand-wheel. Maximum set pressure of 175 PSI with the 125# inlet flange and a maximum set pressure of 200 PSI with a 250# inlet flanges.
eFirePump.com stocks the Kunkle 218 fire pump relief valve and typically ships to the continental US for FREE typically within 1-2 business days.
We furnish the Kunkle Model 228 which is the same valve as the 218; but includes both the pressure cap and handwheel. Both are equivalent to the non-listed Kunkle Model 91.
Pressure Ratings Class 125# Flanged
200 PSI Maximum Inlet Pressure
60-175 PSI Adjustable Set Relief Pressure Range
Pressure Rating Class 250# Flanged
200 PSI Maximum Inlet Pressure
60-200 PSI Adjustable Set Relief Pressure Range
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The 3/4" Cla-Val Model CRL-18 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 250-600 PSI and they are used as a fire pump casing/circulation relief valve for high pressure applications.
Note: This valve is not UL/FM listed or approved
Typically ships in 1-2 days.
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100-300 PSI
The 1" Cla-Val Model 55L-60 is an UL Listed 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 available as 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 1" plug in the valve body the new design permits installation in either an angle or straight orientation.
Typically ships in 1-2 days.
