The frequency with which a window sill should be cleaned depends on the type of surfaces that it includes. For instance, a window sill with a hard surface may only need to be wiped down every week or two, while a window sill with more porous surfaces may need to be wiped down more frequently. Cleaning Window sills with Baking Soda Window sills can make cleaning difficult. They’re often ignored and skipped entirely. They’re also the perfect place for mold and mildew to grow. Cleaning them with baking soda is a great way to remove those unsightly stains and smells, […]