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Pressure Gauges by Emerson-Fisher LP-Gas Equipment. Details:R600 Series second-stage regulators are Underwriters Laboratories UL listed designed to reduce the Outlet pressure from a first-stage regulator in domestic LP-gas propane systems installations. Type R622 is designed for two-stage domestic applications up to 1400000 BTU per hour/158 scmh. Type R622 contains a high performance Relief Valve and a large 3/4-inch Screened vent to limit downstream pressure to less than 2 PSIG/014 bar in an overpressure situation. Types R642 and R652 are designed in an angle body and back mounted design !!! WARNING !!! Failure to follow these instructions or to properly install and maintain this equipment could result in an explosion and/or fire causing property damage and personal injury or death. Fisher equipment must be installed operated and maintained in accordance with Federal state and local codes and Fisher instructions. The installation in most States must also comply with NFPA…