Watts 957NRPDA BFG CFM FS 4 Part of the 957RPDA Series Window Well Cover This fabric will not rot This fabric will not rot or mildew and provides a high level of dimensional stability and separation for riprap applications Specifications ArmorTek Technology No Backflow Preventer Type Double Check Valve Assembly Body Finish Cast Copper Silicon Alloy Body Material Lead Free Copper Silicon Alloy Body Pattern Inline Brand Watts Buy American Act Compliant YES Bypass No Bypass Size Does Not Apply To Product Cap And Tether Yes Disc Material Rubber EAN 098268592870 Elbow Fitting No Hazard Protection Level Non Health Hazard Hot And Harsh Water No Hydrant Connection No Inlet Connection Size 2 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 Bottom mounted cast stainless steel relief valve Specification Sheet Flood Sensor Connection Kit Watts