Blown In Cellulose Vs Fiberglass Insulation Attic

Loose fill or blown cellulose insulation is manufactured primarily from recycled newspapers a very benign product so it poses virtually no ongoing health risk.

Blown in cellulose vs fiberglass insulation attic.

Fiberglass batts however are less expensive costing on average 0 30 to 0 40 a square foot for 6 inches of insulation. 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. Blown in insulation may be used in attics with ample room for an installer. Sometimes loose fill insulation is referred to as blown in insulation because an installer literally blows it into your home with a special machine.

Cellulose insulation blown in attic r 3 6 r3 7. Very common very problematic. Before choosing blown vs. Dry blown cellulose will characteristically settle and sag in place reducing its r value.

So it seems to me the real debate. Attic insulation is accomplished with either fiberglass blankets batt or blown in insulation. Blown in cellulose and fiberglass are excellent products for new construction. Blown cellulose is typically the preferred choice of insulation for attics.

There are two ways to get your insulation whether fiberglass or cellulose. Batt insulation take time to read this column. Blown fiberglass on the other hand is made up of very fine strands of glass and these tiny fibers are a carcinogen that can easily be inhaled into your lungs. Types of fiberglass and cellulose insulation.

Wet blown cellulose is also subject to similar contamination too. Properly installed they will both remain in place for the life of the home. Rather than trying to meticulously lay fiberglass insulation over the attic homeowners and builders can simply blow cellulose insulation throughout the attic. Blown in insulation sometimes referred to as loose fill insulation is insulation literally blown in with a blowing machine.

Cellulose insulation blown in wall r 3 8 r3 9. Cellulose attic insulation read more. The material can be either fiberglass or cellulose and consists of fiber foam or other materials in small particles and can even feel like down. Blown in insulation requires a professional.

Batt insulation is available at home centers and lumberyards. Typically attics with a pitch of 3 12 or greater will provide enough room for an installer to crawl through the trusses.