Types Of Blown Insulation For Attics

Just as there are two types of blown insulation fiberglass and cellulose and two types of people those who divide everything into two groups and those who don t.

Types of blown insulation for attics.

Spray foam offers the best attic insulation performance available. Fiberglass cellulose and rock wool. Once you ve decided which type is best for you examine the material options and prices to home in on the right product. Closed cell and open cell aka 2 pound and pound respectively.

Insulation decreases the amount of heat entering from outside when it s hot and traps warmth inside when it s cold. We offer our review of the three most popular types of attic insulation with a look at each one s pros and cons. Foam in place insulation can be blown into walls on attic surfaces or under floors to insulate and reduce air leakage. What s more this type of insulation can also seal small gaps and spaces as it settles filling these sneaky spots where.

Because it is a glass product fiberglass has a slight shine when. This type of insulation is great for wall cavities and attics. Blown in spray foam batts and blankets. If you have loose fill insulation that is white and fluffy and has a little shine it is probably fiberglass fill.

R values vary based on the type thickness and density of the insulation material. Blown in insulation can be added to attics and walls without the hassle. Some installations can yield a higher r value than traditional batt insulation for the same thickness and can fill even the smallest cavities creating an effective air barrier. It also comes in batt and blanket forms.

When installed properly both types of insulation fill all of the nooks and crannies in a space and. Loose fill or batt the common term for blanket insulation. Cellulose insulation is a perfectly safe type of insulation that is commonly blown into attics. Choose from two types.

Both can be added to uninsulated attics or layered over existing material. They sport insulation values of approximately r 6 5 and r 3 6 per inch respectively. For diy attic insulation you ve got two choices. It can be effectively blown over existing insulation and.

The third major type of insulation is spray foam. Insulation is rated by its r value. R value measures how resistant types of insulation are to heat flow. There are three general types of blown insulation materials currently available.

Loose fill insulation is great for installing in attics with very little headroom and multiple obstructions such as vents and cross beams.