Blow In Attic Insulation Types

Blown in spray foam batts and blankets.

Blow in attic insulation types.

Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation. Fiberglass insulation is calculated based on the number of batts or rolls you need. When you install insulation in an existing closed wall or in an attic it likely will be a loose fill product called blow in cellulose insulation. Once you ve decided which type is best for you examine the material options and prices to home in on the right product.

Cellulose insulation is calculated based on the depth of the blown in insulation. With an attic this type of insulation is just one option along with the other popular alternatives fiberglass batts or blown in fiberglass. These are large pieces of insulation that hold together because they re made of long interweaving fibers with adhesive binders. For eco minded homeowners cellulose is often the insulation of choice because it s made from finely.

We re here to help. For diy attic insulation you ve got two choices. Fiberglass batts cellulose loose fill fiberglass and spray foam. The most common types of materials used for loose fill insulation include cellulose fiberglass and mineral rock or slag wool.

Don t forget attic pipes. Decide on the type of insulation to use. Loose fill or batt the common term for blanket insulation. 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.

Spray foam attic insulation. More options exist but these four materials make up the vast majority of installations in minnesota attics where i operate. Both can be added to uninsulated attics or layered over existing material. This light as air insulation is manufactured from glass that is heated to a liquid and then spun.

5 must know pros and cons. First let s discuss the most common types of insulation available for attics. A bag of fiberglass insulation will cover approximately 65 square feet. All of these materials are produced using recycled waste materials.

Your options for attic insulation range from radiant barriers to sheets of. A better choice is insulation that comes in smaller chunks. Most fiberglass products contain 40 to 60 recycled glass. A bag of cellulose insulation covers about 30 35 square feet of attic space if you are blowing in 10 inches.

Cellulose is primarily made from recycled newsprint.