Maxitrol 210J-4" Gas Pressure Regulator

Gas Pressure Regulator; Type Lock-Up, Balanced Valve; Nominal Size 4 Inch; End Connection Flanged x Flanged; End to End Distance 13.3 Inch; Body Material Aluminum; Temperature Rating -40 to 200 Deg F; Pressure Rating 10 PSI (Inlet), 25 PSI (Emergency Exposure Limit); Application Gas Fired Boiler, Steam Generator, Industrial Furnace and Oven; Applicable Standard UL, CSA (Canada and US), CE; Gas Type Natural, Mixed Gas, Liquefied Petroleum Gas and LP Gas Air Mixture; Vent Pipe Connection 3/4 Inch Threaded; Swing Radius 18 Inch; Size 18 Inch Width x 24.3 Inch Height; Pressure Drop Rating 55000 BTU/Hour