Sealing Basement Windows

Wipe the edges with the damp cloth to remove any loose caulk dust or dirt.

Sealing basement windows.

To prevent leaks caulk the window where it meets the exterior siding. The seal around a casement window deteriorates over time and requires replacement. This article explains the causes of water entry leak or actual flooding of buildings when water is entering at or near basement or crawl space windows. Caulking windows to give them a finished look inside and out and seal out leaks and drafts is a fairly common diy task.

Windows in cinder block basements require a proper seal to prevent leakage and drafts thus saving energy costs. Follow the directions on the. In the page top photo shows water leak stains below a basement window. Take special care to seal the top side of the top piece of trim.

Evidence of an abundance of gaps and cracks in your caulking is a signal to re caulk your basement windows. First remove any old caulk from around the window frame using the putty knife. But if done incorrectly it can lend a sloppy amateurish look. If the window is surrounded by wood trim use a high grade polyurethane caulk to seal all gaps between the trim and the siding and the trim and the window.

Step 2 remove old caulk to make removing the old caulking from your window seams easier wait 2 hours after applying the caulk softener to the windows.