How To Clean Window Sills Marble. Apply alkaline marble cleaner with a soft brush, rinse with clean water and dry completely with a soft cloth. Never use harsh chemicals on a porous stone surface.
Spray some water on the surface using a mister or a spray bottle. How to clean window sills. To do this, i mixed six parts hydrogen peroxide, one part ammonia and enough baking soda to make a paste.
Spray some water on the surface using a mister or a spray bottle.
Dirty window sills are fairly easy to clean. If you leave them sitting on the surface, your marble may sustain permanent damages. In addition, a marble window sill will be durable, so you don’t have to change it for many years in a row, provided you clean it regularly with appropriate products. For the production of window sills made of duromarble (synthetic marble), there are used quartz sand, dolomite powder, pigments and polyester resins.