Fiberglass Insulation Vs Cellulose Insulation For Attic

Or 7 inches of cellulose.

Fiberglass insulation vs cellulose insulation for attic.

So what are the advantages and disadvantages of each of these. This is called wind washing. When using cellulose blown in dry insulation it requires a machine to achieve its purpose and a training session from wherever you rent the blower from. Posted september 19 2019 by lewis insulation filed under attic insulation.

Attic insulation contrast compare. Fiberglass batts however are less expensive costing on average 0 30 to 0 40 a square foot for 6 inches of insulation. Rather than trying to meticulously lay fiberglass insulation over the attic homeowners and builders can simply blow cellulose insulation throughout the attic. Don t let money fly out of your roof.

Dirty fiberglass batts have a significantly reduced r value. Cellulose has 38 better air infiltration than fiberglass. Cellulose insulates better than fiberglass especially in very cold weather. Fiberglass insulation blown in attic r2 2 r4 3.

Air moving through a vented attic deposits dirt and dust into fiberglass batts. Cellulose forms a dense continuous mat of insulation in your attic. The attic is one of the most essential areas of the home to ensure proper insulation in. You can get to the same place with either material.

Both cellulose and fiberglass insulation provide about the same level of insulating power or r value per inch with slightly different results based on the installation procedure. Fiberglass batt or roll insulation r3 2. Thus creating a more energy efficient home. Cellulose is green cellulose is made of 80 post consumer recycled newsprint.

Cellulose is more difficult to cheat than fiberglass. When comparing blown in insulation both fiberglass and cellulose are nearly identical in price both costing around 0 70 to 0 80 per square foot for 6 inches of insulation. Because it is denser than fiberglass cellulose is much more resistant to wind washing. The two main least expensive and most commonly used residential insulation materials is cellulose and fibreglass.

Attic insulation keeps the desirable temperature in and the undesirable temperature out. This keeps the air from moving within the insulation and from penetrations between the air conditioned space and the attic. This allows the insulation to get into the small pockets and crevices that fiberglass wouldn t be able to. Both cellulose and fiberglass insulation have their pros and cons but i feel that cellulose is the better bet overall.

Cellulose wins last update. Fiberglass insulation is the easiest insulation product on the market to install and if installed correctly the most effective product on the market for home attic insulation.