Item - Check Valves Check Valve Flow Design Single Mechanism and Body Design Inline Swing Body Material - Valves PVC Pipe or Tube Size 6 in Connection Type Flange x Flange 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 100 psi @ 120 Degrees F Max Steam Pressure - Valves Not Rated Seat Material EPDM Full Flow - Valves Yes