Blown Insulation In An Attic

Loose fill or batt the common term for blanket insulation.

Blown insulation in an attic.

Loose fill blown in insulation is best for tight spaces or if your attic already has a layer of insulation. Both can be added to uninsulated attics or layered over existing material. Click the button to calculate the depth in inches and pounds of total insulation required for this job. Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation.

First things first you need to go up into your attic inspect the condition of the insulation and calculate the current level of insulation. Batt and roll insulation and loose fill sometimes known as blown in 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.

It s generally 3 to 4 times what you ll pay for blown cellulose or fiberglass. There are other materials and systems that you can use to insulate your attic. We offer our review of the three most popular types of attic insulation with a look at each one s pros and cons. Blowing the insulation should take less than 1 5.

Atticat expanding blown in insulation is designed for your attic insulation project in new or existing homes. Inspecting your attic insulation. Cellulose blown in ceiling insulation is a good choice for diyers. Batt and roll insulation works well between joist and stud spaces or if you have a wide open space or a crawlspace.

Blown in spray foam batts and blankets. 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. 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. Blown in cellulose is an environmentally friendly material made from recycled newspaper so it s easier on your skin and lungs.

The big disadvantage with spray foam is cost. 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.

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. Once you ve decided which type is best for you examine the material options and prices to home in on the right product. For diy attic insulation you ve got two choices. This calculator is to be used as an estimating tool only.