Wax Free Toilet Seal fits most Toilets. Glue attaches to bottom of Toilet and fins seal inside 3.5 inch drain pipe. Product can be installed with no special tools. Product will work if floor is raised 3/4 inch above closet flange. Flexible PVC construction. The clean and easy way to install a toiletSeals on floors raised above the flange by up to 3/4"No need for flange risers or stacked wax ringsIdeal for in floor radiant heat installationsImpervious to mold and mildewThe Wax Free Toilet Seal centers itself and the toilet to the drainWill not melt in the summer heat of your truckWill not freeze in the winter cold of your truckToilet can be removed and reinstalled with the same Wax Free Toilet Seal still attached