Posted 11/11/2012 11:44 (#2690671 - in reply to #2689828) Subject: That's a plumbing rule made to kill off using good stuff
That's a plumbing rule made to kill off using good stuff for plumbing, probably by the PVC industry. ABS is stronger than PVC and stands the sun better. Its used for insulation in many tower mounted radio antennas and survives well.
Abs plastic fabricators/welders?
