Grout Condition Assessment Guides Professional Tile Cleaning Methods
https://tilecarenotesdaily.ironwoodscope.com/posts/grout-condition-assessment-guides-professional-tile-cleaning-methods
When I check the grout condition before cleaning tiles, it tells me exactly what method to use. Chalking grout might need a gentle wash, but crumbling grout demands a careful scrub with a stiff brush before sealing. It saves time and avoids damaging the tiles.