Diaphragm Pump Saver Valve is mounted on a T-fitting between the inlet fitting on the pump & the filter or ball valve on the intake line, to relieve excess intake vacuum due to a closed ball valve or plugged filter, preventing premature failure of the diaphragms. Brass body, stainless steel spring, polypropylene piston & Viton o-ring.
Inlet Port 3/4" male NPT
Vacuum Preset - 8-10" VAC
Inlet Port 3/4" male NPT
Vacuum Preset - 8-10" VAC