How to draft proof a basement Effective draft-proofing begins with identifying problem areas, such as cracks in the foundation, gaps around windows, or air leaks around pipes and other utilities.

Insulate pipes in the attic or crawlspace. Seal gaps around pipes, wiring and vents to stop cold air leaks. Open cabinet doors to allow heat to reach uninsulated pipes under kitchen and bathroom ...

Insulate pipes in your home's crawl spaces and attic. Seal gaps around pipes that allow cold air inside. You also should look for air leaks around electrical wiring, clothes dryer vents and pipes.