For problem areas that need extra wax or where floor flange is too low (1-1/4″ to 1″ below finished floor surface). Ready-to-use. Fits 3″ or 4″ waste lines. Forms a gas-tight, odor-tight, water-tight seal. Includes 1 urethane wax toilet gasket, 1 urethane wax toilet gasket with polyethylene flange, and 3-1/2″ brass bolt kit.