How to Prevent Drafts from Old Windows Without Replacing Them
Find The Leak Before You Start Sealing Drafts from old windows often come from worn seals, loose parts, or gaps around the frame, so the first job is to find the exact path the air is taking. On a breezy day, a small smoke test or tissue test can reveal where air is sneaking in. Focus on the corners, the latch side, and the lower half of the window, since those are common weak points. Sash leaks and frame leaks are different problems. That matters, because sealing