1/2", Water Pressure Reducing Valve, Nominal Pipe Thread Union Inlet x Nominal Female Pipe Thread Outlet, 400 PSI Maximum Working Pressure, Adjustable Reduced Pressure Range 25 To 75 PSI Delivery Pressure, Standard Factory Pressure Setting Is 50 PSI, Bronze Body With Integral Strainer, Serviceable In Line, Sealed Spring Cage Allows Waterworks Pit Installations, 33&degree. Fahrenheit To 180&degree. Fahrenheit Temperature Range, Meets UPC, ASSE, CSA Standards, IAPMO & City Of Los Angeles Listed, Ideal For Residential & Commercial Applications.