Air leakage represents 25 – 40% of the heat lost from an older home. Air leakage can cause cold drafts, static electricity, dry throats and skin, mold and other moisture problems, costly heat loss in winter, heat gain in summer, and will decrease the comfort and value of your home. This article describes how you can solve air leakage problems and create a more energy efficient home.

Properly sealed, energy efficient windows and doors will help decrease air leakage. Older windows and doors are likely to have leaky gaps, and their panes offer little to no insulating value. If your windows need to be replaced, high performance windows can put you track toward an energy efficient home.

View the full PDF article