Item - Check Valves Check Valve Flow Design Single Mechanism and Body Design Inline Swing Body Material - Valves Brass Pipe or Tube Size 3/4 in Connection Type Sweat x Sweat Cracking Pressure 0.1 psi Mounting Orientation Horizontal Vertical Seal Material Brass Max Temp - Valves 150 Degrees F Min Temp - Valves -20 Degrees F Max Water Pressure - Valves 200 psi @ 150 Degrees F Max Steam Pressure - Valves Not Rated Seat Material Metal Flow - Valves 18 gpm Full Flow - Valves Yes