propane line
Mia Russell
Updated on June 24, 2026
The propane yard line generally consists of copper tubing or plastic polyethylene piping. The service piping needs to be installed correctly and legally in conjunction with the propane tank for the entire outside portion of the installation to be safe and serviceable.
Can you use PEX for propane line?
Yes you can, but because the terms PE and PEX have so often been used interchangeably it’s important to specify your intended use before purchasing polyethylene pipe for your project.
Do you have to use copper line for propane?
Copper tubing should only be used for propane (LPG) gas, and NOT natural gas. FLARE or solder fittings only, NO compression (ferrule) fittings. Local codes take precedence.
What size pipe do I need for propane?
Section 1, supplying outlets A and B, or 35 cubic feet per hour requires ½ inch pipe. Section 2, supplying outlets A, B, and C, or 94 cubic feet per hour requires 1/2 inch pipe. Section 3, supplying outlets A, B, C, and D, or 230 cubic feet per hour, requires 3/4 inch pipe.
Can black pipe be used for propane gas?
Running black iron pipe for propane use might seem like a daunting task, and you will pay a professional dearly to get the job done. The reality is that, as long as you have the right tools and basic pipe fitting know-how, this is a very good do-it-yourself project.
Can SharkBite fittings be used for propane?
You may damage the pipe if you use sharp instruments to open the SharkBite® PEX packaging. Don’t use natural gas, propane, fuel oil, or any other fluid, chemical or product with it. The SharkBite PEX tubing is not approved or intended for any other use.
Can you use compression fittings on propane gas lines?
They will not seal good enough for gas. Always use flare fittings with gas. And use a good propane leak detector to check for leaks.
What type of copper tubing is used for propane?
The types K and L copper tube and ACR tube have been used in fuel gas systems for many years. Type L is used for interior distribution systems whileType K is used for underground lines.
How deep are propane gas lines buried?
Underground piping shall be buried not less than 18 inches below the surface of the ground unless otherwise protected.
How do you run a propane line underground?
How To Run Your Own Gas Line Underground
Purchase a mechanical permit to run gas line.Purchase PE pipe with risers and fittings.Dig your trench at least 18 inches deep.Cut and lay in your pipe with risers vertical and plumb.Pressure test pipe with air.Call for inspection and get approved.
How do you run a propane line?
How to run propane line from tank to house – step by step
Step 1: Measure out all the piping. Step 2: Drill a hole (through the wall) Step 3: Fix the piping to the tank. Step 4: Lay the piping. Step 5: Attach the piping to appliances. Step 6: Seal the wall opening.
Is galvanized pipe OK for propane?
Unless a recent edition changed it the National Fuel Gas Code does not prohibit galvanized piping in gas installations. Yes, there is a concern about zinc flaking off, but no more of a concern than copper sulphite from reactions between impurities in the fuel and copper in the system.
What size propane line do I need for a gas stove?
Usually the gas line coming into your kitchen will be 1/2-in. black threaded pipe, and the connection to the stove will be either a male (external threads) or female (internal threads) 1/2-in. fitting.
Can a gas line be too big?
Overloading your gas lines with appliances isn’t safe or efficient, as it causes pressure issues that can lead to gas leaks or appliance malfunction. Some homes are only equipped with gas lines that are 3/4 inch (“) in diameter, as this is a standard size for supporting major appliances.
What happens if gas line is too small?
An undersized gas system can cause poor performance in the appliances. It could cause the burners to soot, pilots lights and burners to go out, or cause condensate to form in the heat exchanger of the furnace or water heater.