Blown In Cellulose Vs Fiberglass Insulation Attic

Batt insulation is available at home centers and lumberyards.

Blown in cellulose vs fiberglass insulation attic.

Types of fiberglass and cellulose insulation. Blown in insulation may be used in attics with ample room for an installer. Properly installed they will both remain in place for the life of the home. Typically attics with a pitch of 3 12 or greater will provide enough room for an installer to crawl through the trusses.

Wet blown cellulose is also subject to similar contamination too. Batts or loose fill. As a recycled paper product cellulose is prone to absorb moisture that can cause wood rot and mould. So it seems to me the real debate.

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. Blown in insulation sometimes referred to as loose fill insulation is insulation literally blown in with a blowing machine. Blown in cellulose and fiberglass are excellent products for new construction. Very common very problematic.

There are two ways to get your insulation whether fiberglass or cellulose. 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. Sometimes loose fill insulation is referred to as blown in insulation because an installer literally blows it into your home with a special machine.

Batt insulation take time to read this column. 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 cellulose is typically the preferred choice of insulation for attics. Cellulose insulation blown in attic r 3 6 r3 7.

Before choosing blown vs. 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. Cellulose insulation blown in wall r 3 8 r3 9.

Dry blown cellulose will characteristically settle and sag in place reducing its r value. Both fiberglass and cellulose insulation can be installed to completely fill the space inside of wall floor or ceiling cavity.