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// CODE SNIPPET

1208.9 Overpressure Protection Devices

California Plumbing Code 2019 > 12 Fuel Gas Piping > 1208.0 Gas Piping System Design, Materials, and Components > 1208.9 Overpressure Protection Devices

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Where the serving gas supplier delivers gas at a pressure greater than 2 psi for piping systems serving appliances designed to operate at a gas pressure of 14 inches water column (3.5 kPa) or less, overpressure protection devices shall be installed. Piping systems serving equipment designed to operate at inlet pressures greater than 14 inches water column (3.5 kPa) shall be equipped with overpressure protection devices as required by the appliance manufacturer's installation instructions. [NFPA 54:5.9.1]

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