Blown Cellulose Vs Fiberglass Insulation Attic

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 cellulose vs fiberglass insulation attic.

Batt insulation take time to read this column. Types of fiberglass and cellulose insulation. Before choosing blown vs. Blown in cellulose homeowner benefits.

Air moving through a vented attic deposits dirt and dust into fiberglass batts. 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 insulation requires a professional. So what are the advantages and disadvantages of each of these insulation materials.

Sometimes loose fill insulation is referred to as blown in insulation because an installer literally blows it into your home with a special machine. Very common very problematic. There are two ways to get your insulation whether fiberglass or cellulose. Rather than trying to meticulously lay fiberglass insulation over the attic homeowners and builders can simply blow cellulose insulation throughout the attic.

Cellulose insulation blown in attic r 3 6 r3 7. Fiberglass batts however are less expensive costing on average 0 30 to 0 40 a square foot for 6 inches of insulation. So it seems to me the real debate. Because it is denser than fiberglass cellulose is much more resistant to wind washing.

Both fiberglass and cellulose insulation can be installed to completely fill the space inside of wall floor or ceiling cavity. The two main least expensive and most commonly used residential insulation materials is cellulose and fibreglass. Unless you opt for spray foam then the insulation choices normally come down to cellulose and fibreglass. Batt insulation is available at home centers and lumberyards.

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. Properly installed they will both remain in place for the life of the home. Batts or loose fill. Cellulose has an r value of 3 5 3 7 per inch where fiberglass has around 2 1 2 7 r per inch.

This is called wind washing. Cellulose insulation blown in wall r 3 8 r3 9. Attic insulation is accomplished with either fiberglass blankets batt or blown in insulation. How are they similar and how are they different from blown fiberglass vs.

Blown cellulose is typically the preferred choice of insulation for attics. Compared to fiberglass cellulose is a superb air blocker.