What Type Of Insulation For Attic

Blanket insulation the most common and widely available type of insulation comes in the form of batts or rolls.

What type of insulation for attic.

They sport insulation values of approximately r 6 5 and r 3 6 per inch respectively. Your home s r value score will guide you toward the type of insulation you need. Spray foam offers the best attic insulation performance available. R values vary based on the type thickness and density of the insulation material.

Modern technology of blanket insulation today is considered the best insulation for attic. For diy attic insulation you ve got two choices. Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation. It consists of flexible fibers most commonly fiberglass.

The third major type of insulation is spray foam. Insulation decreases the amount of heat entering from outside when it s hot and traps warmth inside when it s cold. Loose fill or batt the common term for blanket insulation. In general an attic s r value should be between r 30 and r 49.

Choose from two types. 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. Insulation is rated by its r value. What type of insulation is right for you.

The most common type of insulation batts and blankets are great for diy projects. 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. Find your zone on the map and then use the chart to determine the level of insulation you need to properly insulate your attic walls floors and crawlspaces. 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.

In particularly cold climates you might go up to r 60. They usually come packaged in rolls and are easy to transport and carry. Spray foam attic insulation. R value measures how resistant types of insulation are to heat flow.

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. Let s take a look at the different types their costs effectiveness and accessibility as a diy project.