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Insulation Information Center

Choosing Insulation

Be prepared before you buy. Learn how to select the right kind of insulation to match your needs and budget.

Learn About R-Values

R-value refers to the ability of insulation to block heat, not its thickness. The higher the R-value, the better its insulating power. Find general recommendations for your region here.

The Insulation Blog

Insulating your home properly can make a big difference on your utility bills and the comfort of your home. Learn more about how to "Rule Your Attic" from the Home Depot Community.

Insulation Project Tips

The Home Depot reveals tricks of the trade to help you find the right insulation, tools and materials that will make your next insulation project a successful one.

Insulation & Accessories

Find all your insulation supplies, tools and equipment at The Home Depot. We have a large selection, including spray foam insulation and fiberglass insulation. We sell all the supplies and materials you'll need to insulate your home, including blow-in insulation, spray insulation, radiant barrier insulation, foam insulation, styrofoam insulation and a wide range of insulation supplies. To get maximum benefits use insulation in various areas of the home: pipe insulation, attic insulation duct insulation, wall insulation and ceiling insulation.

Beyond our expansive inventory of insulation and supplies, turn to The Home Depot for advice, Buying Guides and step-by-step instructions for insulation projects and even professional insulation installation. When you're in the store, the knowledgeable associates at The Home Depot can help you decide which insulation is the best for your individual needs. The Home Depot is the best insulation resource for do-it-yourselfers and professionals.


The CenterFire Insulation Blade (Handle not included) quickly The CenterFire Insulation Blade (Handle not included) quickly cuts through foam and fiber insulation products like batt Insulation Denim/Bonded Logic and fiberglass. Crafted from high-quality tooling steel these re-sharpenable carbon steel blades are long-lasting and will outlast most other blades. The non-serrated edge eliminates dust and debris. Easily cuts notches ...  More + Product Details Close
Keep your home comfortable in extreme cold and Keep your home comfortable in extreme cold and hot temperatures all year round. GreenFiber cellulose insulation fills gaps and voids to create an energy saving thermal blanket and reduce noise. Fire resistant treated insulation is made with up to 85% recycled material that meets Class 1 Fire Rating to protect ...  More + Product Details Close
Intec Force/2 Next Generation has increased production rates Intec Force/2 Next Generation has increased production rates and enhanced capabilities while requiring only 2 easily accessible 15-AMP circuits to energize the system. Equip with a wheel kit to simplify portability wireless remote to simplify operation or a hopper extension to allow for additional product to be held in its ...  More + Product Details Close
MD Building Products provides a full assortment of MD Building Products provides a full assortment of weather-stripping and high-density foam tapes for any weatherproofing needs. Water heater insulation blankets are designed for gas oil or electric heaters. White vinyl backed fiberglass blanket. Easy to install with scissors measuring tape and pencil. Fits up to 60 Gal. R-6.7 insulating ...  More + Product Details Close