5300 Adjustable

Model 5300PRV 1/2" Adjustable Pressure Relief Valve

The Model 5300PRV is a pressure relief valve specifically designed to relieve excess pressure caused by pressure surges or temperature changes in all wet fire sprinkler systems. The Model 5300PRV complies with the requirements of NFPA-13 that stipulate a pressure relief valve be installed on all gridded systems and downstream of all pressure reducing valves. The Model 5300PRV has a ½" MIPT inlet and FIPT outlet. The relief valve should be installed where it is easily accessible for maintenance. Care should be taken that the relief valve CANNOT be isolated from the system when the system is operational. A relief valve should NEVER have a shutoff valve or a plug downstream of its outlet. 

Check out our Model 7000L Lockable Pressure Relief Valve.