Watts LFN55B U 1 1 2 IN Part of the LFN55B Series silt fence selector 50 Minimum Temperature Fahrenheit 33 Outlet 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 0062450 Polymer Coating No Pressure Operation Continuous Protection Type Backpressure and Backsiphonage Seat Material Rubber Series 007 Strainer Yes Technologies Does Not Apply To Product Tradename None Specification Sheet 007 Sizes 1 2 2 IN Specifications Capacity 23 GPM at 45PSI Cold Inlet Temperature Range 40 to 85 degree F Cold Water Bypass No Cold Water Inlet Connection Size 1 IN Cold Water Inlet Connection Type Union CPVC Cold Water Inlet Thread Type Does Not Apply To Product Flow Rate 0 Thermoplastic seat and bronze cage 5 to 82 degrees C)