Perfect Seal is truly universal and it will work with any toilet installation. It fits any drain size and flange depth. Unlike wax rings, the Perfect Seal stabilizes toilet bolts and allows the toilet to be repositioned as needed. It accommodates flange heights from 1/2 in.Click to see full answer. Hereof, are wax rings different sizes?Wax rings come in standard sizes, but some are double thickness. If the toilet flange under your toilet is below the flooring level, you will need to get a double thick wax ring. If the flange is perfectly level with the flooring surface, you will then only need to purchase a standard wax ring.Similarly, how do you know what size wax ring to get? How to Determine the Wax Ring Size for a Toilet Width – Measure the bottom of your toilet. To determine the correct width for your wax ring, simply turn your toilet bowl on its side, and measure the opening on the bottom of your toilet, called the “elbow neck.” Thickness – Check the toilet flange. Besides, are there different types of wax rings for toilets? Consider the material of the toilet seal ring you are purchasing, as there are a few different options. The options are the classic wax option and wax-free options which are made of rubber. Some people find wax-free seals preferable as they are a little less messy than wax.How many wax rings does a toilet need? two wax rings