Watts 774 DNRS 4 Part of the 774 Series ground shipping Specifications Body Material Stainless Steel Specifications Body Material Stainless Steel Brand Watts Buy American Act Compliant NO EAN 098268155709 Horizontal Leg Length 4 FT Inlet Connection Size 3 1 2 IN Inlet Connection Type Male Threaded Inlet Thread Type NPT Lead Free YES Maximum Working Pressure PSI 200 Outlet Connection Size 3 1 2 IN Outlet Connection Type Male Threaded Outlet Thread Type NPT Part Number 88006701 Series TR2 Vertical Leg Length 6 FT Specification Sheet Transition Riser TR2 The post pour adjustable round heel proof stainless steel strainer includes an integrated bubble level and leveling shims for accurate installation even after concrete placement This 4 inch short lay length lead free double check valve backflow preventer assembly is designed to prevent the reverse flow of water of non potable quality from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements Features Stainless steel body