This is a great reference document from Energy Star about sealing air leaks and adding attic insulation. Sealing and Insulating your home is one of the most cost-effective ways to make a home more comfortable and energy efficient—and you can do it yourself.
Use This Guide To:
Learn how to find and seal hidden attic and basement air leaks
Determine if your attic insulation is adequate, and learn how to add more
Make sure your improvements are done safely
Reduce energy bills and help protect the environment
Full article below.
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