1" PVC True Union Swing Check Valve - Threaded (S1720-10F)

We now stock this 1" PVC true union swing check valve with threaded union ends. It is made to prevent backflow using a flap door inside that opens only when flow goes in one direction. The ends of this valve are 1" female pipe thread which allow 1" male pipe thread fittings to connect. You can also unscrew the union ends of this valve to access your line for repair or replacement. Nominal Size: 1" 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" nominal size male threaded (NPT) PVC fittings fit inside both ends of this valve.