Item - Check Valves Check Valve, Flow Design Single, Mechanism and Body Design Inline Ball, Body Material - Valves PVC, Pipe or Tube Size 3/4 in, Connection Type Socket x Socket, Cracking Pressure 1 psi, Mounting Orientation Horizontal, Vertical, Seal Material EPDM, Max. Temp. - Valves 120 Degrees F, Min. Temp. - Valves 30 Degrees F, Max. Water Pressure - Valves 150 psi @ 120 Degrees F, Max. Steam Pressure - Valves Not Rated, Seat Material EPDM, Full Flow - Valves No