Watts 757 OSY 2 1 2 Part of the 757 Series American Wick Drain UPC 098268331615 UPC 098268331615 50 Minimum Temperature Fahrenheit 33 Outlet Connection Size 1 1 4 IN Outlet Connection Type Female Threaded Outlet Shutoff Valve Type Quarter Turn Ball Valve Outlet Thread Type NPT Part Number 88004039 Polymer Coating No Pressure Operation Continuous Protection Type Backpressure and Backsiphonage Seat Material Engineered Plastic Series 009 Strainer Yes Technologies Flood Detection Tradename None Field Guide Backflow Preventer Repair Parts 007 and 009 10 Maximum Working Pressure PSI 175 Meter Type No Meter Minimum Temperature Celsius 0 It is ideal for protection at cross connections identified as non health hazards and from other contaminants found at the service line entrance