hj: Your absolutely right the O/D size on all 3" L,M and DWV is 3.125 inches.
Posted by Chuck on February 05, 19101 at 21:13:31:
Your absolutely right the O/D size on all 3" L,M and DWV is 3.125 inches. What's the easiest way to start the flange if it's not a perfect fit? The pipe appear to be round. Should I grind it down a little to get a tappered start? Thanks