how far can you run 3/4” gas line

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  • How far off the ground should a gas line run?

  • The run will be aprox 30 feet total. 18 feet in the house and 12 feet outside the house under a deck and about 2 feet off the ground. My questions are 1) Is 3/8 gas pipe large enough.

  • How do I determine how many appliances a 3/4 gas line can support?

  • A ballpark estimate will likely be enough for checking how many appliances the 3/4 gas line can support. Your gas main (aka the meter) may be under the house, in a cabinet, on the exterior of the house, or underground. Observe how many 鈥渂ranches鈥?the gas line has.

  • What size gas line do I need for my house?

  • 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. Other homes may have a combination of 1-inch, 1/2-inch, and 3/4-inch gas lines.

  • How much will branches affect 3/4 gas line capacity?

  • There鈥檚 no perfect formula for how the branches may affect 3/4 gas line capacity. For every branch, play it safe by adding six inches to your pipe length total. Consult a pipe sizing chart.

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