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.
Sealing basement windows.
Insert your silicone latex caulk into your caulking gun.
Loosen the caulk by sliding the putty.
Caulking windows to give them a finished look inside and out and seal out leaks and drafts is a fairly common diy task.
But if done incorrectly it can lend a sloppy amateurish look.
First remove any old caulk from around the window frame using the putty knife.
Evidence of an abundance of gaps and cracks in your caulking is a signal to re caulk your basement windows.
To prevent leaks caulk the window where it meets the exterior siding.
Windows in cinder block basements require a proper seal to prevent leakage and drafts thus saving energy costs.
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.
Follow the directions on the.
The seal around a casement window deteriorates over time and requires replacement.
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.