Pro Copper Air Lines
I saved a bunch of copper pipe from an insurance forced remodel from the land fill and used it to make airlines for the garage that How To Flare Copper Tubing ~ Larsen Supply L is a thicker wall than M. I don't know much else about the differences. In this case I'd think bigger is better. One big advantage of copper is that it cools down the air a lot faster than PVC if you're worried about condensation in the air lines for Copper pipe hanger tips…this pipe was too loose, so I used a Milford pipe hanger. Just one solution out of many #plumbing ...