Fix Cracked Window Sill

Repairing window sills isn t a hard diy and i try to share simple ways to make diy improvements to your home.

Fix cracked window sill.

To fix it first get rid of all the old paint. 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. Just fill the checks cracks and voids but don t cover the surface of the wood. Chip says peeling is usually caused by exposure to moisture and sun hard to avoid i know.

This old house general contractor tom silva shares some tricks of the trade for installing a new long lasting windowsill. How to repair sandstone window sills. Scrape away any mess with the edge of the knife. Fix any small or medium cracks in your concrete window sill with caulk.

Fill any cracks with a paintable exterior sealant. See below for tools and a shoppin. Spread and flatten the caulk with a small putty knife. 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. If sills are sandstone the stone tends to deteriorate with age exposure to rain snow and freeze. When installed properly marble should last for years. As this may.

Stone windowsills add old world charm to many buildings. John leeke covers the topic in depth in his book save america s windows which i recommend reading whole heartedly. How to fix a crack in a marble window sill. Fit the narrow tip of a bottle of silicone latex caulk into each crack and overfill it by about inch.

The way to prevent this is to avoid skim coating window sills or other wood. 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.