Let the caulk harden for 24 hours before using the shower.
Any visible water leaks should be examined by a professional to ensure that the water came only through the old tile and is not being caused by a plumbing leak. About the Author Based in southern Virginia, Kristy Robinson has been writing for various websites since 2008. Upload a picture for other readers to see. Set the first tile into the thinset immediately to the left of the horizontal chalk line.
Mark the tile where it overlaps and cut along that line with a wet saw. Rock each piece back and forth until it comes free and can be disposed of.
Asaff, Sarabeth. Use your finger to pack grout into areas where the float will not fit.
Mark off an area of equal size and shape as the back wall of the tub on the floor nearby to lay the tiles out in to test their fit. If removing tile behind the toilet, take out the toilet and set it in the bathtub.
Avoid showering, bathing or splashing water on the wall during this time. Tell us more about it? Once cured, caulk between the tiles and bathtub or shower, around bathroom fixtures and at the corners between walls.
Use a good, waterproof bathroom sealant or caulk to repair any joints that do not lend themselves to grouting, such as metal trim or fixture penetrations. Move the float from multiple directions over the tiles while holding it at a 45-degree angle.