Here you can learn more about energy conservation and energy efficiency. The linked pages have some of the best online learning tools. Included below are illustrated fact sheets, booklets, and videos. Some are basic and helpful for the beginner. Others are set at an intermediate or advanced level. Look around, explore and discover what works best for you. You might find that you can progress from beginner to advanced during the process of weatherizing your home.
The learning tools are organized by the following topics:
Windows and Doors
HVAC (Heating Ventilation Air Conditioning)
Lighting and Appliances
Washington State Department of Commerce Weatherization Manual