Showers are high-moisture environments where soap, body oils, and minerals from water can easily degrade grout over time. Routine maintenance involves wiping down surfaces after use and using a dedicated tile and grout cleaner to prevent residue buildup. Depending on the grout type—especially porous cementitious grouts—applying a high-quality sealer once every 6 to 12 months is often recommended to maintain its stain and water resistance. Neglected grout can become a breeding ground for mold and mildew, eventually leading to deterioration that requires professional cleaning or complete grout replacement.
Ask an ExpertTile and Showers
How often should grout be cleaned to maintain the integrity of a tiled shower?
Grout in a tiled shower should be cleaned at least weekly with a pH-neutral cleaner to prevent soap scum and mineral buildup. Deep cleaning and re-sealing should be performed periodically based on usage intensity and the specific type of grout used to maintain moisture resistance.