1-1/2" PVC True Union Swing Check Valve - Threaded (S1720-15F)

Our 1-1/2" swing check valve has threaded union ends that make it easy to access your valve. The threads are 1-1/2" nominal size female pipe thread and connect with 1-1/2" male pipe thread fittings. Swing check valves like this are made to prevent backflow using a flap door inside that allows flow only in one direction. Got a question for our product experts? Submit it below for a quick answer. Nominal Size: 1-1/2" Material: PVC, EPDM Seals End Type: Female Threaded (NPT) Pressure Rating (Open): 150 psi @ 73F Full Flow Pressure Rating (Closed): 75 psi Back Pressure *Standard 1-1/2" nominal size male threaded (NPT) PVC fittings fit inside both ends of this valve.