PVC Hub Closet Flange, 4 In.

Sioux Chief TKO 4" PVC Hub Closet Flange. This innovative closet flange features a unique design that knocks out in one piece, eliminating the need to hold the knockout while hammering. It also boasts a strong, corrosion-resistant stainless steel ring that prevents cracked flanges. With a 4-inch hub connection, this flange offers easier installation and can hold up to five floors (22 PSI) for head testing.