Watts LF009 QT 1 2 0391002 1 2 IN Lead Free Reduced Pressure Zone Backflow Preventer Assembly, 1 c 157 or for professional applications or for professional applications Strong corrosion resistant stainless steel spring prevents leakage Specifications ArmorTek Technology No Backflow Preventer Type Reduced Pressure Zone Assembly Body Finish Cast Bronze Body Material Lead Free Bronze Body Pattern Inline Brand Watts Buy American Act Compliant YES Bypass No Cap And Tether No Disc Material Silicone EAN 098268051100 Elbow Fitting No Hazard Protection Level Health Hazard Hot And Harsh Water No Hydrant Connection No Inlet Connection Size 1 2 IN Inlet Connection Size Metric 15 MM Inlet Connection Type Female Threaded Inlet Shutoff Valve Type Quarter Turn Ball Valve Inlet Thread Type NPT Lead Free YES Maximum Temperature Fahrenheit 180 Maximum Working Pressure BAR 12 NPT inlet and outlet connections