Corrugated fittings are made from strong lightweight polyethylene plastic – won’t break or crush and resists acids, alkalis, and freezing temperatures. Ideal for drainage and waste management.
3″ hub/inside 4″ ABS, flush to floor, knockout closet flange will not break apart and cannot fall down drain pipe. Strong, corrosion-resistant 1-piece 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…