Watts 1 inch 007M1QT Double Check Valve ESPSM6 Applies the optimum rate of Applies the optimum rate of liquid fertilizer or additive with no leftover residues or minerals Stainless steel studs molded into the body This 1 inch lead free double check valve backflow preventer assembly is designed to prevent the backflow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements Specifications Backflow Preventer Type Double Check Valve 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 098268209747 Elbow Fitting No Hazard Protection Level Non Health Hazard Hot And Harsh Water No Hydrant Connection No Inlet Connection Size 1 IN 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