According to the energy experts at ENERGY STAR, 9 out of 10 homes in the U.S. are under-insulated. Chances are high that your home may fall into that category. ENERGY STAR’s Rule Your Attic program is designed to educate homeowners on proper insulation levels.

Rule Your Attic shows homeowners how to use a household ruler or tape measure as an insulation gauge. In a few minutes, you can find out if your insulation is adequate for your region, and what to do if it’s not.

Find out how easy it is to Rule Your Attic and learn what The Home Depot experts have to say about boosting energy efficiency with simple sealing and insulating projects for the whole house.