Item - Check Valves Check Valve, Flow Design Single, Mechanism and Body Design Inline Swing, Body Material - Valves Bronze, Pipe or Tube Size - Check Valves 3/4 in, Connection Type - Check Valves Sweat x Sweat, Cracking Pressure - Check Valves 0.750 to 1.000 psi, Mounting Orientation - Check Valves Horizontal, Seal Material - Check Valves Bronze, Max. Temp. - Valves 200 Degrees F, Min. Temp. - Valves -20 Degrees F, Max. Water Pressure - Valves 300 psi @ 150 Degrees F