1/2 100 PSI : Plumb Eeze by Boshart BRASS NO LEAD 100 PSI PRESSURE RELIEF VALVE 1/2" for WATER WELL PUMP PRESSURE TANK (1/2" 100 psi)

It worked great

Great price

This device is protecting your system.

Item was installed and working like it’s supposed to. No issues and fast delivery

Well, not at first. I bought the 100 PSI version and it was venting at at, as near as I can tell, 80 PSI. Fortunately, the vent pressure is easily adjusted by removing the end cap and screwing the plunger inside to raise the vent pressure.