Watts 709DCDA OSY 3 3 4CFM Part of the 709DCDA Series silt fence selector efficient drainage under frequent water efficient drainage under frequent water exposure Specifications ArmorTek Technology Yes Backflow Preventer Type Double Check Valve Assembly Body Finish Epoxy Coated Using ArmorTek Technology Body Material Cast Iron Body Pattern Inline Brand Watts Buy American Act Compliant NO Bypass No Cap And Tether No Disc Material Does Not Apply To Product EAN 098268646771 Elbow Fitting No Hazard Protection Level Non Health Hazard Hot And Harsh Water No Hydrant Connection No Inlet Connection Size 2 1 2 IN Inlet Connection Type Flanged Joint Inlet Shutoff Valve Type Outside Stem And Yoke Gate Valve Inlet Thread Type Does Not Apply To Product Lead Free YES Maximum Temperature Fahrenheit 110 Maximum Working Pressure BAR 12 Non health hazard application It consists of a fused epoxy coated cast iron body and outside stem and yoke shutoffs