Watts 709DCDA OSY 3 3 4CFM Part of the 709DCDA Series silt fence selector ZN1400 3NL ZN1400 3NL 5' x 144'Square Ft Per Roll: 1 Cast iron body construction with patented 3 part advanced epoxy coating system designed to limit both microbial induced (MIC) and exposed metal substrate corrosion Specifications ArmorTek Technology Yes Backflow Preventer Type Double Check Detector Assembly Body Finish Epoxy Coated Using ArmorTek Technology Body Material Cast Iron Body Pattern Inline Brand Watts Buy American Act Compliant NO Bypass Yes Bypass Size 3 4 IN Cap And Tether No Disc Material Rubber EAN 098268926118 Elbow Fitting No Hazard Protection Level Non Health Hazard Hot And Harsh Water No Hydrant Connection No Inlet Connection Size 3 IN Inlet Connection Size Metric 80 MM 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 NO Maximum Temperature Fahrenheit 110 Maximum Working Pressure BAR 12