Which Insulation Is Better For Attic

You can achieve better thermal performance in your attic by adding an additional layer of insulation.

Which insulation is better for attic. Sloppy people aren t suited for this job. Blanket insulation is available as batts or rolls and is the easiest diy insulation material. It s available in fiberglass mineral wool plastic fibers and natural fibers. The thermal performance of fiberglass insulation is directly related to its ability to trap and maintain very small pockets of air.

Achieving greater r values in exterior walls in exterior walls add insulating sheathing to achieve a greater r value in your wall system. Both can be added to uninsulated attics or layered over existing material. Once you ve decided which type is best for you examine the material options and prices to home in on the right product. This type of insulation.

The installer taking his best firefighter pose holds a large hose and blows the chunks into the attic. And you may use very different insulation materials. Cellulose recycled ground up paper with boric acid added for insect control and fire resistance offers a better attic insulation option than batts. 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. Ready to find the supplies you need in your local store. R value is a measure of insulation s ability to resist heat traveling through it. For diy attic insulation you ve got two choices.

As mentioned earlier attic ceiling insulation is easier and less expensive than roof insulation. R value is a measure of insulation s ability to resist heat flow. 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. Insulation level are specified by r value.

The recommended level for most attics is to insulate to r 38 or about 10 to 14 inches depending on insulation type. Cellulose and other fibrous materials are good and inexpensive choices. Loose fill or batt the common term for blanket insulation. The higher the r value the better the thermal performance of the insulation.

The main benefit of blown insulation is that it is a much more consistent type of insulation. Insulation levels are specified by r value. A large machine outside churns the chunks and uses air to blow them up through the hose. Blown in fiberglass creates a seamless blanket in your attic.

A better choice is insulation that comes in smaller chunks.