Item - Check Valves Check Valve, Flow Design Single, Mechanism and Body Design Union Check Valve, Body Material - Valves PVC, Pipe or Tube Size 2 in, Connection Type Compression x Compression, Mounting Orientation Horizontal, Vertical, Seal Material Buna-N, Max. Temp. - Valves 130 Degrees F, Min. Temp. - Valves 75 Degrees F, Max. Water Pressure - Valves 125 psi, Full Flow - Valves Yes, Application - Valves Backwater, Corrosives, Length 9 3/4 in, Standards CE, CSA, NSF, UL