3″ flush to floor ABS spigot, total knockout will not break apart and cannot fall down drain pipe. Strong, corrosion-resistant stainless steel ring eliminates cracked flanges. Easier installation, no need to hold knockout while hammering. Holds 5 floors (22 P.S.I.) for head test. The inside diameter of pipe can vary…
Band & housing, and screw, 300 series stainless steel. Band is 1/2″ wide. Screw is 5/16″ slotted hex head. All stainless steel UPC (Uniform Plumbing Code) Shield on housing is approved for underground use.