Gently run the grout saw back and forth along the grout seams.
How to repair bathroom wall tile grout.
Sweep diagonally across the tile forcing the grout into the joints.
Choose the correct type of grout based on the width of your tile joints and where the repair is being done.
Use a grout saw to remove the loose or damaged grout in between the tiles.
Make a second pass with the float holding it at a steeper 70 to 90 degree angle almost perpendicular to the wall and scrape off any grout residue from the faces of the tiles.
Step 3 clean the seams.
It speeds up the job so you can move on the easier parts regrouting and polishing the tile.
If the width is 1 8 of an inch or smaller use an unsanded grout.
Be careful to avoid damaging the tiles.
Simplify the tough grout removal part with an inexpensive power grinder.
If the space is larger than 1 8 of an inch use a sanded grout.
Measure the space between the tiles.
Grout is available as sanded or unsanded.
Step 2 remove loose and damaged grout.
Attach the removal unit and set the bit depth to 1 4 in.
Run the tool guides between the tiles and.