Blown Insulation In An Attic

Your attic should have a certain amount of insulation in it and the recommended level of insulation for your attic is dependent on where you live.

Blown insulation in an attic.

Batt and roll insulation and loose fill sometimes known as blown in insulation. Batt and roll insulation works well between joist and stud spaces or if you have a wide open space or a crawlspace. There are other materials and systems that you can use to insulate your attic. The specially designed atticat machine conditions the insulation by adding millions of tiny air pockets that give the material its insulating power and energy saving r value over time.

Loose fill blown in insulation is best for tight spaces or if your attic already has a layer of insulation. There are two main types of 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. Loose fill or batt the common term for blanket insulation.

The big disadvantage with spray foam is cost. This calculator is to be used as an estimating tool only. Blown in cellulose is an environmentally friendly material made from recycled newspaper so it s easier on your skin and lungs. Blowing insulation into walls is best left to the pros because it involves drilling into stud spaces that may contain electrical.

See install batt and roll insulation for details. Blown in cellulose has a higher r rating and is less expensive than either blown insulation like fiberglass attic insulation or fiberglass batts. I d blow insulation on the attic floor after air sealing of course. Input length width and desired r value of the area to be insulated.

Both can be added to uninsulated attics or layered over existing material. Handy homeowners can install blown in insulation in the attic. Cellulose blown in ceiling insulation is a good choice for diyers. Blown in spray foam batts and blankets.

Blowing the insulation should take less than 1 5. 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. Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation. Click the button to calculate the depth in inches and pounds of total insulation required for this job.

It s generally 3 to 4 times what you ll pay for blown cellulose or fiberglass. First things first you need to go up into your attic inspect the condition of the insulation and calculate the current level of insulation. For diy attic insulation you ve got two choices. Atticat expanding blown in insulation is designed for your attic insulation project in new or existing homes.