Item - Check Valves Check Valve Flow Design Single Mechanism and Body Design Inline Ball Body Material - Valves Polypropylene Pipe or Tube Size 1 1/2 in Connection Type Socket x Socket Fusion Max Water Pressure - Valves 150 psi @ 73 Degrees F Max Steam Pressure - Valves Not Rated Application - Valves General Purpose Length 6 3/8 in Width 3 3/4 in Overall Height 3 3/4 in