Best Insulation For Attic

I d blow insulation on the attic floor after air sealing of course.

Best insulation for attic.

Among commonly used types of insulation there are mineral wool or fiberglass rolls and batts rigid fiberglass board loose fill materials cellulose mineral wool etc. For diy attic insulation you ve got two choices. The higher the r value the better the thermal performance of the insulation. Loose fill or batt the common term for blanket insulation.

Both can be added to uninsulated attics or layered over existing material. As part of our ongoing mission to educate our customers we are here to discuss the best insulation for attics and the pros and cons that go along with each insulation type. Cellulose insulation is the oldest material used in home. So it s time to pay close attention to what s happening up there.

Proper attic insulation is the best way to prevent heat loss in the winter and retain cool air in the summer. Modern technology of blanket insulation today is considered the best insulation for attic. The big disadvantage with spray foam is cost. Cellulose attic insulation pros and cons.

Cellulose vs fiberglass vs spray foam. Rolls and batts are produced of mineral wool and fiberglass. It s generally 3 to 4 times what you ll pay for blown cellulose or fiberglass. The recommended level for most attics is to insulate to r 38 or about 10 to 14 inches depending on insulation type.

Once you ve decided which type is best for you examine the material options and prices to home in on the right product. Insulation levels are specified by r value. Add the right kind of insulation.