Blown Attic Insulation Vs Batts

Blown in fiberglass creates a seamless blanket in your attic.

Blown attic insulation vs batts.

The photo above shows an attic insulated with blown cellulose. Batt insulation is easy to install and requires zero specialized tools to get the job done. Blown in spray foam batts and blankets. That is because it usually is made out of fiberglass in varying thicknesses.

Both can be added to uninsulated attics or layered over existing material. It is sold in bags and made of materials that are of varying degrees of recycled. Current energy standards recommend the installation of a first layer of craft faced moisture barrier fiberglass batt. Batts must be cut tightly and you can t have gaps.

Batt insulation is that it is a form of loose fill insulation as opposed to a flexible blanket. Blown in fiberglass insulation will perform better against fiberglass rolled batts. Loose fill or batt the common term for blanket insulation. Batt insulation often punishes installers with fiberglass fibers that cause itching and scratching.

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. Once you ve decided which type is best for you examine the material options and prices to home in on the right product. Notice how you don t see any of the ceiling framing down at the ceiling level. Sloppy people aren t suited for this job.

When insulating an attic space many homeowners ask us which is better blown in or batt insulation. The thermal performance of fiberglass insulation is directly related to its ability to trap and maintain very small pockets of air. Advantages of batt insulation. It is also preferable to use blown in insulation instead of batts rolls because the very act of blowing in the fiberglass or cellulose pieces causes them to create a seamless blanket much like a blanket of snow.

Different types of batt vs blown in insulation batt insulation often comes rolled up in layers that you cut to size and install with staple guns. Blown in varieties however typically reach a peak of around a 2 8 r factor. It also offers a little better thermal resistance than its counterpart. That s because blown insulation is great at filling the gaps and giving you a good complete layer of insulation.

The first difference in blown in vs. For diy attic insulation you ve got two choices. The answer is it depends. You also don t see any gaps that allow you to see all the way down to the ceiling drywall.

To get the full r value of insulation it must be in contact with the conditioned space. Blown in fiberglass vs fiberglass batts which is better. We use both blown in and batt insulation depending on the situation at hand.