Walls and Doors 19%
Activities and People 14%
Surprising? A couple years ago I would have told you that air or duct leakage would be at the top, and it may be for your home depending on age, construction defects, orientation and a number of other factors. A good energy auditor will be able to prioritize the sources of your home’s heat gain, which is the basis for an effective game plan to reduce utility bills, increase comfort and improve indoor air quality.