Fibreglass is perhaps the most common product available in the market for insulation outpacing its close competitor cellulose by 50 1.
Cellulose attic insulation vs fiberglass.
Fiberglass insulation cannot stop air from passing through it meaning that more than 30 of heat or air conditioning can escape.
The two insulations have successfully improved energy efficiency in homes over the years.
Not ideal for extreme cold the r value of fiberglass lowers considerably in extremely cold climates making cellulose a better choice.
Air leaks can eventually lead to problems with moisture and condensation.
With varying locations and building code requirements fiberglass and cellulose insulation can be beneficial for homeowners builders and remodelers.
This keeps the air from moving within the insulation and from penetrations between the air conditioned space and the attic.
Rather than trying to meticulously lay fiberglass insulation over the attic homeowners and builders can simply blow cellulose insulation throughout the attic.
Cellulose provides better sound insulation than fiberglass i e homes are less noisy with it.
Cellulose insulation like spray foam insulation limits air movement.
A study by the university of colorado found that cellulose insulation reduced air leakage by 38.
It is made from paper that has a minimum of 85 recycled content such as newspaper.
Fiberglass insulation cons air leakage fiberglass doesn t do much at all to slow the flow of air while cellulose has some success.
Per square inch of insulation cellulose has a higher r value than fiberglass.
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.
Sources many fiberglass installers fluff the fiber with extra air so you don t get as much insulation as you re supposed to.
Cellulose vs fiberglass insulation.
Fiberglass is a suspected carcinogen.
Cellulose is more difficult to cheat than fiberglass.
This allows the insulation to get into the small pockets and crevices that fiberglass wouldn t be able to.
Both cellulose and fiberglass are two most commonly used insulations.
It does not pollute the air during manufacture or use as much energy to produce as fiberglass.
Cellulose forms a dense continuous mat of insulation in your attic.
Both fibreglass and cellulose are the two most inexpensive insulation products that you could use.
Thus creating a more energy efficient home.
A given sample of cellulose insulation will provide better thermal performance than an identically sized sample of fiberglass insulation.
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.
