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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.




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.