How To Clean Sandstone Window Sills

Using the soft cloth, gently scrub the sandstone window sill in a circular motion. Work from one end of the sill to the other, cleaning small sections at a time. Avoid applying too much pressure, which can damage the sandstone.

The Care and Cleaning of Sandstone Window Sills: Methods, Materials, and Preventive Maintenance how to clean sandstone window sills

| Stain Type | Safe Treatment | |------------|----------------| | Oil/grease | Apply absorbent poultice (cornstarch + water paste). Let dry, then brush off. | | Rust | Commercial rust remover for natural stone (test first). | | Efflorescence (white powder) | Brush dry with stiff nylon brush. Do not rinse; it will dissolve back in. | | Ink/dye | Dab with acetone (test in hidden spot), then rinse. | Using the soft cloth, gently scrub the sandstone