 If you feel hot drafts or hot spots in your house, it could be that your walls are leaking. Even the tiniest holes, like where the electric or telephone lines come into your house, are big enough to let hot air in and cool air out. So are gaps around windows in the space between your front door and the floor. Cover them up. Use caulk to seal cracks and plug holes. It's an easy job with big benefits. Connecting Bowling Green. BGMU. BGMU. Connecting Bowling Green.