Blown Attic Insulation Types

There are two main types of insulation.

Blown attic insulation types.

Atticat expanding blown in insulation is designed for your attic insulation project in new or existing homes. The third major type of insulation is spray foam. Blown in spray foam batts and blankets. R values vary based on the type thickness and density of the insulation material.

Choose from two types. That s because blown insulation is great at filling the gaps and giving you a good complete layer of insulation. Loose fill or batt the common term for blanket insulation. Blowing the insulation should take less than 1 5.

We offer our review of the three most popular types of attic insulation with a look at each one s pros and cons. The specially designed atticat machine conditions the insulation by adding millions of tiny air pockets that give the material its insulating power and energy saving r value over time. Batt and roll insulation works well between joist and stud spaces or if you have a wide open space or a crawlspace. Spray foam offers the best attic insulation performance available.

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. There are three types of blown in insulation. Insulation is rated by its r value. See install batt and roll insulation for details.

The three most common types of blown in insulation are loose fill fiberglass cellulose and rock wool each with its own pros and cons. When installed properly both types of insulation fill all of the nooks and crannies in a space and. Batt and roll insulation and loose fill sometimes known as blown in insulation. R value measures how resistant types of insulation are to heat flow.

Insulation decreases the amount of heat entering from outside when it s hot and traps warmth inside when it s cold. For diy attic insulation you ve got two choices. Loose fill blown in insulation is best for tight spaces or if your attic already has a layer of insulation. Your home s r value score will guide you toward the type of insulation you need.

In general an attic s r value should be between r 30 and r 49. They sport insulation values of approximately r 6 5 and r 3 6 per inch respectively. 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. Both can be added to uninsulated attics or layered over existing material.

In particularly cold climates you might go up to r 60. Your options for attic insulation range from radiant barriers to sheets of mineral wool but most homeowners stick with products made from cellulose or fiberglass.