Fix Cracked Window Sill

How to fix a crack in a marble window sill.

Fix cracked window sill.

It is a very durable natural stone prized for its durability and natural beauty. Chip says peeling is usually caused by exposure to moisture and sun hard to avoid i know. Just fill the checks cracks and voids but don t cover the surface of the wood. Repairing a concrete window sill could appear to be a major job that s far beyond the skills of the average diyer but with the proper knowledge tools material and preparation you might find it s worth considering having a go yourself unless a complete rebuild is necessary.

Spread and flatten the caulk with a small putty knife. As this may. Fill any cracks with a paintable exterior sealant. See below for tools and a shoppin.

A window sill is the bottom portion of the window and usually but not always has a lip that overhangs the trim molding and over time these can get damaged or even rot. John leeke covers the topic in depth in his book save america s windows which i recommend reading whole heartedly. How to repair sandstone window sills. Window sills are designed to divert water away from the house and as a result they get a battering from the weather over time wooden sills can rot and concrete window sills can develop cracks.

You can use it. Scrape away any mess with the edge of the knife. Rub off flaking paint or loose concrete along the crack with the wire brush and make sure to clean out any moss that may be growing inside. Stone windowsills add old world charm to many buildings.

Fit the narrow tip of a bottle of silicone latex caulk into each crack and overfill it by about inch. Wearing a dust mask or respirator remove the peeling stuff with a stiff wire brush and or a paint scraper. If sills are sandstone the stone tends to deteriorate with age exposure to rain snow and freeze. To fix it first get rid of all the old paint.

Repairing window sills isn t a hard diy and i try to share simple ways to make diy improvements to your home. Fix any small or medium cracks in your concrete window sill with caulk.