Watts LFRK 709 CK4 6 Part of the RK LF709 Series American Wick Drain Specifications Backflow Preventer Type Dual Specifications Backflow Preventer Type Dual Check Body Finish Cast Copper Silicon Alloy Body Material Lead Free Copper Silicon Alloy Body Pattern Inline Brand Watts Buy American Act Compliant YES Bypass No Cap And Tether No Disc Material Silicone EAN 098268739213 Elbow Fitting No Hazard Protection Level Non Health Hazard Hot And Harsh Water No Hydrant Connection No Inlet Connection Size 1 1 4 IN Inlet Connection Size Metric 32 MM Inlet Connection Type Union Male Threaded Inlet Shutoff Valve Type No Shutoff Valve Inlet Thread Type NPT Lead Free YES Maximum Temperature Fahrenheit 180 Maximum Working Pressure BAR 10 Specifications Adapter Material Lead Free Cast Copper Silicon Alloy Brand Watts Buy American Act Compliant NO Class Rating 125 EAN 098268430431 Gasket Material Buna N Gasket Maximum Pressure 175 PSI Gasket Maximum Pressure BAR 12 upper stem O ring No special tools required for servicing