The Problem with Porous Grout Tile floors are incredibly durable, but the grout lines holding them together are a different story. Traditional cement-based grout is …
Porous tile grout acts like a sponge, absorbing dirty mop water, kitchen grease, and everyday grime until it turns dark. Restoring these surfaces requires targeted alkaline cleaners, proper agitation tools, and specific extraction methods. Find step-by-step techniques to lift deep-seated dirt without damaging the surrounding cement or natural stone.