Watts 994RPDA OSY GPM 4 Part of the 994RPDA Series Basement Window Well ZB415K 3NL ZB415K 3NL Specifications ArmorTek Technology No Backflow Preventer Type Reduced Pressure Detector Assembly Body Finish Stainless Steel Body Material Stainless Steel Body Pattern Does Not Apply To Product Brand Watts Buy American Act Compliant NO Bypass Yes Cap And Tether No EAN 098268644098 Elbow Fitting No Hazard Protection Level Health Hazard Hot And Harsh Water No Hydrant Connection No Inlet Connection Size 2 1 2 IN Inlet Connection Size Metric 64 MM Inlet Connection Type Grooved 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 50 Minimum Temperature Fahrenheit 33 Outlet Connection Size 4 IN Outlet Connection Type Flanged Joint Outlet Shutoff Valve Type Outside Stem And Yoke Gate Valve Outlet Thread Type Does Not Apply To Product Part Number 0438053 Polymer Coating No Pressure Operation Continuous Protection Type Backpressure and Backsiphonage Series 994RPDA Strainer No Technologies Does Not Apply To Product Tradename None Specification Sheet 994RPDA corrosive resistant stainless steel bottom mounted relief valve