Kelmore’s Waterproofing paste is a ready to use, rapid drying liquid membrane designed to protect moisture-sensitive wall and floor backgrounds prior to tiling. When used with Kelmore’s reinforcing tape and preformed corners,this polymer-modified paste creates a highly flexible waterproof barrier that shields backgrounds from potential water damage. Requiring only a single coat application, this self-priming product allows tiles to be fixed just 3 hours after application.