Tough as Tile means you no longer have to live with your old, stained or discolored tub or sink. You can refinish it just like any other piece of furniture with Tough As Tile surface refinisher. Now with a little effort prepping and spraying over one weekend, you can restore your tub or bathroom tiles to look like new. The results and savings are worth the effort. There is no need for plumbers or carpenters to replace expensive fixtures and your friends will think you hired a professional to do the job. Works On: Fiberglass, Porcelain, Glazed Ceramic Tile and Countertop Laminate. Coverage: 44 - 52 sq. feet, equivalent to one standard size tub or two sinks.