Best Type Of Insulation For Attic

The best insulation for an.

Best type of insulation for attic.

The big disadvantage with spray foam is cost. Loose fill insulation is available in either fiberglass or cellulose. The most common insulation materials are fiberglass cellulose and foam. Rolls and batts are produced of mineral wool and fiberglass.

Modern technology of blanket insulation today is considered the best insulation for attic. In general an attic s r value should be between r 30 and r 49. Choose from two types. Loose fill fiberglass costs around 30 cents per cubic foot and it has an r value of 2 2 2 7 per inch.

Loose fill or batt the common term for blanket insulation. It consists of flexible fibers most commonly fiberglass. Both can be added to uninsulated attics or layered over existing material. I d blow insulation on the attic floor after air sealing of course.

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. Once you ve decided which type is best for you examine the material options and prices to home in on the right product. Closed cell and open cell aka 2 pound and pound respectively. There are other materials and systems that you can use to insulate your attic.

Spray foam offers the best attic insulation performance available. How much insulation your attic requires its accessibility and its structural components drive the type of insulation you need. Blanket insulation the most common and widely available type of insulation comes in the form of batts or rolls. It s generally 3 to 4 times what you ll pay for blown cellulose or fiberglass.

The best type of insulation for attics. Insulation types include loose fill batts rolls foam board spray board and vapor barriers. You also can find batts and rolls made from mineral rock and slag wool plastic fibers and natural fibers such as cotton and sheep s wool. Your home s r value score will guide you toward the type of insulation you need.

In particularly cold climates you might go up to r 60. Installing this type of insulation is an inexpensive and diy friendly project since the materials are designed to fit into the standard width between wall studs attic rafters and floor joists. For diy attic insulation you ve got two choices. They sport insulation values of approximately r 6 5 and r 3 6 per inch respectively.