Cellulose Versus Fiberglass Attic Insulation

Properly installed they will both remain in place for the life of the home.

Cellulose versus fiberglass attic insulation.

Both fiberglass and cellulose insulation can be installed to completely fill the space inside of wall floor or ceiling cavity. Assuming your current attic insulation is made from fiberglass and has a value of r 13 you d have to add roughly 10 inches of additional fiberglass to hit r 38. Cellulose insulation blown in wall r 3 8 r3 9. 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.

Or 7 inches of cellulose. Fiberglass insulation is the easiest insulation product on the market to install and if installed correctly the most effective product on the market for home attic insulation. 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.

You can get to the same place with either material. So it seems to me the real debate. When using cellulose blown in dry insulation it requires a machine to achieve its purpose and a training session from wherever you rent the blower from. The two main least expensive and most commonly used residential insulation materials is cellulose and fibreglass.

Cellulose and fiberglass are fibrous insulation which can easily trap moisture. So what are the advantages and disadvantages of each of these.