Item - Check Valves Check Valve, Flow Design Single, Mechanism and Body Design Inline True Union, Body Material - Valves PVC, Pipe or Tube Size 1 1/2 in, Connection Type Socket x Socket, Mounting Orientation Vertical, Max. Water Pressure - Valves 125 psi, Max. Steam Pressure - Valves Not Rated, Application - Valves General Purpose, Length 8 in, Width 3 5/32 in, Overall Height 3 5/32 in