The Pro Series Better Than Wax toilet seals from Fluidmaster have all the traditional benefits of wax products with a few modern upgrades. It fits both 3- and 4-inch drainlines and is stackable for recessed flange applications. It won’t melt in the back of a truck on a hot day, and it can be repositioned if the toilet needs to be lifted and reseated during a project. The seals won’t leave stains or residue on floors, and they fit any drain or toilet. 949-728-2000; www.fluidmaster.com .