On Mar 30, 2:42*pm, Andy wrote:
On Mar 29, 8:45*am, "bumper" wrote:

I know it's often done, but you may want to avoid using PVC or similar pipe
for compressed air, especially if it's exposed above ground. Do a Google
search on compressed air, PVC pipe accidents or see:

Interesting references - thanks! *This was another case where my
natural procrastination paid off. *The *air line beween my compressor
and the ceiling mounted hose reel is a piece of standard air hose. *I
had been meaning to tidy it up with a neatly installed hard line for
years and had been thinking of using PVC. *I'll spend the next
procrastination phase considering copper.

Andy

One benefit of copper is it becomes a natural cooling coil to help get
rid of moisture. We have 100 ft in an array across top of shop ceiling
and drip leg for condensate.
No water in our air.
PVC has proven over time to be a time bomb unless at pretty low
pressures.
UH