Blown In Cellulose Vs Fiberglass Insulation Attic

As a recycled paper product cellulose is prone to absorb moisture that can cause wood rot and mould.

Blown in cellulose vs fiberglass insulation attic.

So it seems to me the real debate. Cellulose insulation blown in wall r 3 8 r3 9. Blown cellulose is typically the preferred choice of insulation for attics. Blown in insulation may be used in attics with ample room for an installer.

Blown in insulation sometimes referred to as loose fill insulation is insulation literally blown in with a blowing machine. Cellulose insulation blown in attic r 3 6 r3 7. Sometimes loose fill insulation is referred to as blown in insulation because an installer literally blows it into your home with a special machine. Loose fill or blown cellulose insulation is manufactured primarily from recycled newspapers a very benign product so it poses virtually no ongoing health risk.

Very common very problematic. Cellulose attic insulation read more. 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. Batt insulation take time to read this column.

Typically attics with a pitch of 3 12 or greater will provide enough room for an installer to crawl through the trusses. Batts or loose fill. Both fiberglass and cellulose insulation can be installed to completely fill the space inside of wall floor or ceiling cavity. 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.

Dry blown cellulose will characteristically settle and sag in place reducing its r value. Rather than trying to meticulously lay fiberglass insulation over the attic homeowners and builders can simply blow cellulose insulation throughout the attic. Wet blown cellulose is also subject to similar contamination too. Batt insulation is available at home centers and lumberyards.

Blown in insulation requires a professional. 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. Properly installed they will both remain in place for the life of the home. Attic insulation is accomplished with either fiberglass blankets batt or blown in insulation.

Fiberglass batts however are less expensive costing on average 0 30 to 0 40 a square foot for 6 inches of insulation. There are two ways to get your insulation whether fiberglass or cellulose.