Get How To Repair Shower Tile Grout Images. Attend to cracked or crumbling grout joints as soon as they appear. The largest assortment of tile grout & other materials.
For painting grout lines, you need to use good epoxy paint. If the width is 1/8 inch or smaller, use unsanded grout. Lowe's® has your next project covered.
Clean the broken grout with a white vinegar and water solution.
Then, you'll be ready to install new grout. Keep applying the grout until the mixture in the joints starts to set. Then, use a damp rag to wipe the loose grout and residue way from the tiles and seams. Remove the grout around the hole without cutting into the tiles.