Which Insulation Is Better For Attic

Cellulose recycled ground up paper with boric acid added for insect control and fire resistance offers a better attic insulation option than batts.

Which insulation is better for attic.

R value is a measure of insulation s ability to resist heat traveling through it. Loose fill or batt the common term for blanket insulation. Blown in fiberglass creates a seamless blanket in your attic. Blanket insulation is available as batts or rolls and is the easiest diy insulation material.

Installing or adding insulation to the ceiling plane is rather straighforward. Insulation levels are specified by r value. You can achieve better thermal performance in your attic by adding an additional layer of insulation. If you choose to install cellulose yourself you can buy the insulation in bags from your local home improvement store.

Batts must be cut tightly and you can t have gaps. This type of insulation. The main benefit of blown insulation is that it is a much more consistent type of insulation. The thermal performance of fiberglass insulation is directly related to its ability to trap and maintain very small pockets of air.

Cellulose and other fibrous materials are good and inexpensive choices. The recommended level for most attics is to insulate to r 38 or about 10 to 14 inches depending on insulation type. The higher the r value the better the thermal performance of the insulation. With this method the insulation is simply blown onto the attic floor and no matter what type of joists studs or wiring that may be in play the blown insulation will naturally form itself tight around any of these creating a layer of strong insulation.

The higher the r value the better the thermal performance of the insulation. Insulation level are specified by r value. R value is a measure of insulation s ability to resist heat flow. Sloppy people aren t suited for this job.

A better choice is insulation that comes in smaller chunks. A large machine outside churns the chunks and uses air to blow them up through the hose. And you may use very different insulation materials. Once you ve decided which type is best for you examine the material options and prices to home in on the right product.

Ready to find the supplies you need in your local store. It s available in fiberglass mineral wool plastic fibers and natural fibers. The table below shows what levels of insulation are cost effective for different climates and locations in the home. For diy attic insulation you ve got two choices.

Both can be added to uninsulated attics or layered over existing material.