Maxitrol RV91-2" Gas Pressure Regulator

Gas Pressure Regulator; Type Straight-Thru-Flow, Non-Lock Up; Nominal Size 2 Inch; End Connection Female Threaded x Female Threaded; End to End Distance 6.5 Inch; Body Material Aluminum; Temperature Rating -40 to 205 Deg F; Pressure Rating 1/2 PSI and 1 PSI (Inlet), 5 PSI (Emergency Exposure Limit), 25 PSI (Gas Containment Limit); Application Residential, Commercial, Industrial Gas Fired Appliance, Low or Medium Pressure Gas Supply; Applicable Standard UL, CSA (Canada and US), CE, ANSI Z21.18; Gas Type Natural, Mixed Gas, Liquefied Petroleum Gas and LP Gas Air Mixture; Vent Pipe Connection 1/2 Inch Threaded; Swing Radius 8.5 Inch; Size 9.1 Inch Width x 10.8 Inch Height; Pressure Drop Rating 7668 BTU/Hour