[LazyPup]

Copper may only be used if the gas is certified to contain less than 0.3grains of hydrogen sulfide per 100cu.ft of gas (requires a written letter of certification from the gas supplier. International Residential Code IRC-2414.5.2 and Uniform Plumbing Code UPC-1210.1.1

Copper tubing used for GAS Supply must be labelled by the manufacturer as listed for GAS service IRC 2412.5 & UPC 1211.8

Compression fittings may not be used. Requires flared fittings that are labelled as approved for GAS SERVICE IRC-2414.10.3 or UPC-1211.2.2

Mechanical fittings (flared fittings) may not be located in concealled locations IRC-2415.3 & UPC-1211.13

Shutoff valve must be readily accessible, must be on the same floor level and must be located within 6ft of the appliance IRC-2420.1.3 & 2420.5 UPC-1211.4

Drip stubs are required at all changes from horizontal to vertical risers and all vertical drops to horizontal lines or fittings. IRC-2419.2 & UPC 1211.5