Tile and stone sealers can be very beneficial for making tile, stone and grout more stain resistant, less likely to collect dirt, more resistant to efflorescence, and easier to clean and to keep clean. But sealers do not make those materials waterproof or stain-proof. When something is spilled on a kitchen counter or floor, [...] The post The Truth About Sealers first appeared on University of Ceramic Tile and Stone.