Restoring Tile and Grout: What Homeowners Should Know Before Sealing
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Restoring Tile and Grout: What Homeowners Should Know Before Sealing. You vacuum and scrub, but that grout still looks dingy. Before you reach for a sealer, the real work starts with deep cleaning. Use a grout-specific cleaner or a mild bleach solution, scrubbing with a stiff brush to lift years of embedded dirt and mildew. Rinse thoroughly, then let it dry completely—sealing over moisture traps grime. Once clean, choose a penetrating sealer for porous stone or a membrane-forming one for cerami…