Blown Attic Insulation Types

The third major type of insulation is spray foam.

Blown attic insulation types.

There are three types of blown in insulation. Spray foam offers the best attic insulation performance available. They sport insulation values of approximately r 6 5 and r 3 6 per inch respectively. Just as there are two types of blown insulation fiberglass and cellulose and two types of people those who divide everything into two groups and those who don t.

Blown in spray foam batts and blankets. Batt and roll insulation works well between joist and stud spaces or if you have a wide open space or a crawlspace. The three most common types of blown in insulation are loose fill fiberglass cellulose and rock wool each with its own pros and cons. Your options for attic insulation range from radiant barriers to sheets of mineral wool but most homeowners stick with products made from cellulose or fiberglass.

Spray foam attic insulation. Some installations can yield a higher r value than traditional batt insulation for the same thickness and can fill even the smallest cavities creating an effective air barrier. See install batt and roll insulation for details. Choose from two types.

Closed cell and open cell aka 2 pound and pound respectively. There are two main types of insulation. We offer our review of the three most popular types of attic insulation with a look at each one s pros and cons. Foam in place insulation can be blown into walls on attic surfaces or under floors to insulate and reduce air leakage.