Which Insulation Is Best For Attics

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

Which insulation is best for attics.

Choose from two types. Spray foam attic insulation. The majority of homes in california for example require r 38 insulation in the. Spray foam offers the best attic insulation performance available.

Proper attic insulation is the best way to prevent heat loss in the winter and retain cool air in the summer. Closed cell and open cell aka 2 pound and pound respectively. For diy attic insulation you ve got two choices. The best insulation for your attic is the product that gives you the r value needed as determined by your climate.

Modern technology of blanket insulation today is considered the best insulation for attic. It s generally 3 to 4 times what you ll pay for blown cellulose or fiberglass. Once you ve decided which type is best for you examine the material options and prices to home in on the right product. So it s time to pay close attention to what s happening up there.

Rolls and batts are produced of mineral wool and fiberglass. The big disadvantage with spray foam is cost. They sport insulation values of approximately r 6 5 and r 3 6 per inch respectively. Both can be added to uninsulated attics or layered over existing material.