All About Energy-Efficient Home Insulation

Learn how to make your home more comfortable using the latest energy-efficient home insulation options.



Learn what you need to know about energy-efficient home insulation.
Learn what you need to know about energy-efficient home insulation.
PHOTO: COURTESY U.S. GREENFIBER
Chart: Evaluating the R value of insulation.
Chart: Evaluating the R value of insulation.
COURTESY U.S. GREENFIBER
A new class of fiberglass products, made without formaldehyde binders, eliminates the product's potential for outgassing.
A new class of fiberglass products, made without formaldehyde binders, eliminates the product's potential for outgassing.
EYEWIRE
To find out how much insulation different sections of your home needs, first find your region on the map in the previous image in this Image Gallery and note the Zone number. Then look up your Zone and the different sections of your home in the chart above.
To find out how much insulation different sections of your home needs, first find your region on the map in the previous image in this Image Gallery and note the Zone number. Then look up your Zone and the different sections of your home in the chart above.
U.S. DEPARTMENT OF ENERGY
To find out how much insulation your home needs, first find your region on the map and note the Zone number. Then check the chart in the article to see the recommended R-value of insulation for your attic. Also check the next image in this Image Gallery — it lists the recommended R-values for walls, crawl spaces, basements and more.
To find out how much insulation your home needs, first find your region on the map and note the Zone number. Then check the chart in the article to see the recommended R-value of insulation for your attic. Also check the next image in this Image Gallery — it lists the recommended R-values for walls, crawl spaces, basements and more.
U.S. DEPARTMENT OF ENERGY
Cotton insulation is a soft, safe way to insulate your home.
Cotton insulation is a soft, safe way to insulate your home.
COURTESY BONDED LOGIC, INC.
Also known as blueboard, extruded polystyrene is well-suited for use under siding.
Also known as blueboard, extruded polystyrene is well-suited for use under siding.
SHARON CANTILLON/AP

















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