ERA Sch 80 PVC 2 Inch True Union Ball Check Valve, Socket Connection Size:2 INCH Powder coated in textured RAL

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ERA Sch 80 PVC 2 Inch True Union Ball Check Valve, Socket Connection Size:2 INCH Powder coated in textured RALERA SCH 80 PVC TRUE UNION BALL CHECK VALVE SOCKET Schedule 80 ball check valves have a spherical ball inside the valve body which works as a check to allow flow in one direction and close off to prevent back flow. These only have a ball, no spring, so must be used in an upflow position to work properly. Unless specifically indicated, PVC is not NSF certified. Materials: Body: PVC Ball: PVC End: PVC O Ring: EPDM Seat Seal: EPDM