Tech Talk: Cleaning Masonry Explained
Cleaning is usually carried out as the final step when building new masonry, removing mortar smears, grout spills, and other construction-related stains. Dirt, pollutants, biological growth, paint, and graffiti is removed from existing masonry to improve its appearance and maintain long-term performance. Cleaning is also required by Code (Section 3.8 of The Masonry Society Specification …