What Is the Safest Way to Clean Historic Brick and Masonry in Washington, DC?
The safest way to clean historic brick and masonry in Washington, DC is to use the gentlest effective method, typically low-pressure water cleaning or a carefully selected soft-wash process after inspecting and testing the surface. Historic brick, stone, and mortar can be damaged by excessive pressure, abrasive blasting, or inappropriate chemicals, so cleaning should prioritize…
