Fernco FTS-4 Wax Free Toilet Seal, 4 in Dia, Elastomeric PVC, Black

Wax Free Toilet Seal - Easy, 1-piece design. Quick and easy 2 step installation. Clean to install, no wax. Gas and water tight. Seals to the toilet flange below the floor. Seal will not break if the toilet ever becomes backed up. Connects toilet to 3 in drains. Features: - Strong and flexible to sustain a positive seal - Ideal for wall carriers and floor mounts - Accommodates floors raised above the toilet flange by up to 3/4 in - Maintains a gas tight seal even when minor movement occurs - Fast, easy installation for a long-term solution - No need for flange risers or stacked wax rings - Ideal for in-floor radiant heat installations - Impervious to mold and mildew - Centers itself and the toilet to the drain - Toilet can be removed and re-installed with the same seal attached