Sealing Basement Windows

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.

Sealing basement windows.

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. Windows in cinder block basements require a proper seal to prevent leakage and drafts thus saving energy costs. 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. Inspecting outdoors it is often easy to recognize where this water is coming from and thus how to stop it from entering the building.

Follow the directions on the. Take special care to seal the top side of the top piece of trim. Loosen the caulk by sliding the putty. In the page top photo shows water leak stains below a basement window.

Evidence of an abundance of gaps and cracks in your caulking is a signal to re caulk your basement windows. Caulking windows to give them a finished look inside and out and seal out leaks and drafts is a fairly common diy task. First remove any old caulk from around the window frame using the putty knife. To prevent leaks caulk the window where it meets the exterior siding.

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