Blown Cellulose Insulation Vs Blown Fiberglass Insulation Attic

The two main least expensive and most commonly used residential insulation materials is cellulose and fibreglass.

Blown cellulose insulation vs blown fiberglass insulation attic.

Batts or loose fill. Very common very problematic. Fiberglass insulation blown in wall r3 7 r4 3. Blown in cellulose homeowner benefits.

R value measures the resistance of heat flow through a material the higher the r value the better the material is at resisting heat flow. Blown in insulation sometimes referred to as loose fill insulation is insulation literally blown in with a blowing machine. In most situations we prefer the air and heat flow resistance of. 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. Rather than trying to meticulously lay fiberglass insulation over the attic homeowners and builders can simply blow cellulose insulation throughout the attic. Fiberglass insulation blown in attic r2 2 r4 3. 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.

How are they similar and how are they different from blown fiberglass vs. There are two ways to get your insulation whether fiberglass or cellulose. Cellulose retains more of its r value through a wider range of temperatures compared to fiberglass. Fiberglass batts however are less expensive costing on average 0 30 to 0 40 a square foot for 6 inches of insulation.

Higher r value per inch. Cellulose has an r value of 3 5 3 7 per inch where fiberglass has around 2 1 2 7 r per inch. Types of fiberglass and cellulose insulation. 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.

So what are the advantages and disadvantages of each of these insulation materials. Energy saver and attic systems we prefer blown in cellulose over blown in and fiberglass batts for several reasons. Blown cellulose is typically the preferred choice of insulation for attics. Sometimes loose fill insulation is referred to as blown in insulation because an installer literally blows it into your home with a special machine.