To repair shower tiles, remove all the grout and any broken tiles before replacing them with new ones to protect the shower from further problems. If the ceramic tiles come loose or crack or the grout cracks and comes loose, a shower becomes at risk for leaks and mold.Continue Reading
Use a utility knife to dig out the old grout, and clean the edges of the tiles using denatured alcohol to remove any grout residue or dust. Allow the tiles to dry completely.
Break up and remove any chipped, cracked or broken tiles. To break up the tile, hold a chisel to the center of the tile at a 45-degree before hitting it firmly. Pull out the pieces, and chisel out any remaining mortar.
Use a margin trowel to apply a thinset mortar to the back of the tile, and set the tile in place. Press the tile firmly, and allow the mortar to cure for a day.
Use a grout floater to spread grout between the tiles, and allow it to dry for about 10 minutes before washing the surface of the tiles using a grout sponge to remove excess grout. Caulk the edges and corners of the shower surround by spreading a bead of caulk around the perimeter of each tile wall and smoothing it into place with your finger. Allow the caulk to dry for a day before using the shower.Learn more about Plumbing