Gas Lines On Roof

Most domestic gas lines use 1 2 inch 1 27 cm through 1 1 2 inch 3 81 cm black pipe while large commercial projects sometimes use larger fittings up to 8 inch.

Gas lines on roof. The branch line terminates in a drop line which is a vertical pipe dropping down to the appliance from an overhead branch line. I ran across this gas piping yesterday. From 1 2 to 1 1 2 pipe the face of a fitting to face of another fitting you add 3 4. Definitely needed a permit and the inspection included a gas leak test before we could hook up our stove.

Running gas lines on flat roof. Sent this to my hvac guy who agrees that it is non standard install but not illegal. Gas furnaces stove dryer i have never seen gas piping run across a roof like this. Buy the right gas pipes and fittings for the job.

Section 2401 1 101 2 governs the applicability of the provisions of chapter 24 which covers fuel gas piping systems fuel gas appliances and related accessories venting systems and combustion air configurations that are most commonly found in single family and duplex type dwelling structures. We had a gas line run over the roof and down into a kitchen wall when we redid our kitchen. The piping inside the house is called the gas supply line or building line. Supply branch and drop lines or risers.

It just sits on pieces of 4x4 on the roof. We will discuss some of the basics of inspecting gas piping. Obviously you need to reseal the roof around the pipe entry point. It extends straight up through the soffit across the roof and is run down into the home at various points.