Re: The Plastic conduit installation standard Home › Electrical Engineering Forum › General Discussion › The Plastic conduit installation standard › Re: The Plastic conduit installation standard 2011/07/26 at 3:47 pm #12357 erickenchParticipant NEC 352 give's rules for PVC installation. Also NEC 362 for nonmetallic tubing which is in essence PVC. There doesn't seem to be any provision forbidding the use of PVC conduit in high buildings however, there are rules for spacing the supports.
