Best Type Of Insulation For Attic

In particularly cold climates you might go up to r 60.

Best type of insulation for attic.

The best insulation for an. Your home s r value score will guide you toward the type of insulation you need. There are other materials and systems that you can use to insulate your attic. R values vary based on the type thickness and density of the insulation material.

In general an attic s r value should be between r 30 and r 49. It consists of flexible fibers most commonly fiberglass. Loose fill fiberglass costs around 30 cents per cubic foot and it has an r value of 2 2 2 7 per inch. It s generally 3 to 4 times what you ll pay for blown cellulose or fiberglass.

Both can be added to uninsulated attics or layered over existing material. For diy attic insulation you ve got two choices. The best type of insulation for attics. Blanket insulation the most common and widely available type of insulation comes in the form of batts or rolls.

Loose fill insulation is available in either fiberglass or cellulose. I d blow insulation on the attic floor after air sealing of course. How much insulation your attic requires its accessibility and its structural components drive the type of insulation you need. Insulation is rated by its r value.

R value measures how resistant types of insulation are to heat flow. But if the job is more complicated than an open attic it s best to hire a pro. The big disadvantage with spray foam is cost. 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.

Rolls and batts are produced of mineral wool and fiberglass. Insulation decreases the amount of heat entering from outside when it s hot and traps warmth inside when it s cold. Once you ve decided which type is best for you examine the material options and prices to home in on the right product. 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.