Watts LF909 DNRS FS 4 Part of the LF909 Large Series SITEDRAIN Specifications Buy American Act Compliant Specifications Buy American Act Compliant NO Compatible Series or Model 007 Compatible Size Used On 2 1 2 IN to 3 IN Kit Contents Cover Specifications Kit Type Relief Valve Rubber Parts Kit Lead Free NO Product Group BACKFLOW KITS UPC 098268384222 50 Minimum Temperature Fahrenheit 33 Outlet Connection Size 4 IN Outlet Connection Type Flanged Joint Outlet Shutoff Valve Type Non Rising Stem Gate Valve Outlet Thread Type Does Not Apply To Product Part Number 88009311 Polymer Coating No Pressure Operation Continuous Protection Type Backpressure and Backsiphonage Seat Material Stainless Steel Series LF909 Large Strainer No Technologies Flood Detection Tradename None Specification Sheet Flood Sensor Connection Kit Watts Specifications ArmorTek Technology Yes Backflow Preventer Type Reduced Pressure Zone Assembly Body Finish Epoxy Coated Using ArmorTek Technology Body Material Cast Iron Body Pattern Inline Brand Watts Buy American Act Compliant NO Bypass No Bypass Size Does Not Apply To Product Cap And Tether No Disc Material Does Not Apply To Product EAN 098268291605 Elbow Fitting No Hazard Protection Level Health Hazard Hot And Harsh Water No Hydrant Connection No Inlet Connection Size 4 IN Inlet Connection Size Metric 100 MM Inlet Connection Type Flanged Joint Inlet Shutoff Valve Type Non Rising Stem Gate Valve Inlet Thread Type Does Not Apply To Product Lead Free YES Maximum Temperature Fahrenheit 110 Maximum Working Pressure BAR 12