Originally Posted by 4skin
Don't use steel air has moisture moisture +steel =rust
Rust flakes and air tools don't go well together
My buddy's shop was done in abs (I think )white pipe glued joints pipe rated for 300 psi
Almost 30 years no blow outs or leaks
The pvc pipe will work, but when it is exposed and it gets hit, pvc splinters about 4-8" long go flying. Been there done that. It's scary.
Pex is safer that way, not brittle.