Spray Foam Insulation Vs Blown Insulation

Depending on the region and market spray foam insulation can sell for 1 30 to 3 50 per square foot.

Spray foam insulation vs blown insulation.

It s generally 3 to 4 times what you ll pay for blown cellulose or fiberglass. Icynene spray foam because of its specific type of material is able to create an effective air barrier wherever it is applied. The big disadvantage with spray foam is cost. In general spray foam insulation will cost more than blown in blanket wall insulation with loose fill attic insulation r 40 as a standard.

I d blow insulation on the attic floor after air sealing of course. The attic roofline is typically insulated with 5 nominal fill foam resulting in an r value close to 20. Considering diy blown fiberglass insulation vs spray foam both require care to get the thickness right. It s hard to perfectly install fiberglass and cellulose.

While blown in insulation is generally made from some kind of fibrous material such as cellulose fiberglass or mineral wool spray foam insulation like icynene is made from spray polyurethane foam. Spray foam insulation vs fiberglass r value is about equal for open cell insulation and about double for closed cell insulation per one inch layer. Open cell spray foam insulation can expand up to 100 times its original size to fill every nook and cranny in the cavity where it is applied. If you don t have hvac and ducts in the attic spray foam on the roofline isn t really necessary.

Blown in insulation vs spray foam there are various methods of insulating your house among which blown in and spray foam techniques are more common and known to be effective. Spray foam insulation prices spray foam insulation is the new thing in insulation and is going to be the future of insulating homes. For the average 2 400 square foot home it will cost 3 000 to 8 400 to do the. So the following is a list of their various key features along with strengths and drawbacks to help you better understand which method will benefit you.

Of course it costs more. In most home markets this type of insulation is considered an added home value that will pay. Fiberglass insulation vs spray foam insulation comparison. Fiberglass insulation is significantly cheaper than spray foam insulation but it is also less effective especially in extremely cold conditions.

Used in roughly 85 of american homes fiberglass insulation is the most common form of home insulation. It costs 1 25 to 3 50 per square foot to install spray foam insulation into your walls ceiling and attic. Spray foam insulation is an air barrier material that creates a seal against air movement.