Watts SS007M3 QT S 3 4 Part of the SS007 Series roof hatch finder UPC 098268522129 UPC 098268522129 00 Minimum Temperature Fahrenheit 0 Operating Torque Does Not Apply To Product Outlet Connection Size 2 IN Outlet Connection Type Socket Outlet Thread Type Does Not Apply To Product Part Number 88005525 Port Type Full Seat Material Virgin PTFE Series LFFBV 3C Stem Packing Material Virgin PTFE Stem Shaft Material Brass Stem Type Bottom Loaded Blowout Proof Thrust Washer Material Virgin PTFE Valve Style 2 piece WOG Rating 600 PSI Specification Sheet LFFBV 3C This 3 4 inch lead free double check valve backflow preventer assembly is designed to prevent the backflow of polluted water from entering 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