Fixing cracked grout involves removing the deteriorated material and replacing it with new grout to maintain the appearance and structural integrity of your tiled surfaces. 1-2 hours $10 - $25 Diagnosis Cracked grout is a sign that the material filling the spaces between your tiles has broken. This often occurs naturally as a house settles over time, due to frequent foot traffic, or if the grout wasn't mixed or installed correctly in the first place. If you don't address it, water can get behind your tiles, potentially causing issues like mold growth or tiles becoming loose. Tools Needed Grout removal tool or utility knife Stiff brush or old toothbrush Grout sealer Caulking gun (if applicable) Safety glasses Dust mask Gloves Sponge Bucket New grout (matching color) Putty knife or grout float Warnings Always wear safety glasses and a dust mask when removing old grout to protect your eyes and lungs from debris. Ensure good ventilation in the work area, especially when working ...