Best Type Of Blown In Attic Insulation

For diy attic insulation you ve got two choices.

Best type of blown in attic insulation.

Insulation that is blown into your attic via a machine is a type of loose fill cellulose material. When the design of your attic allows the best attic insulation is inexpensive easy to install and will yield the performance you re looking for. Insulation decreases the amount of heat entering from outside when it s hot and traps warmth inside when it s cold. Blown in spray foam batts and blankets.

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. Spray foam offers the best attic insulation performance available. In general an attic s r value should be between r 30 and r 49. Closed cell and open cell aka 2 pound and pound respectively.

Insulation is rated by its r value. Spray foam attic insulation. R values vary based on the type thickness and density of the insulation material. Loose fill or batt the common term for blanket insulation.

R value measures how resistant types of insulation are to heat flow. Your home s r value score will guide you toward the type of insulation you need. In particularly cold climates you might go up to r 60. That s because blown insulation is great at filling the gaps and giving you a good complete layer of insulation.

The third major type of insulation is spray foam. It is effective in filling in areas that are difficult to reach. Foam in place insulation can be blown into walls on attic surfaces or under floors to insulate and reduce air leakage. They sport insulation values of approximately r 6 5 and r 3 6 per inch respectively.

We offer our review of the three most popular types of attic insulation with a look at each one s pros and cons. Blown in insulation also fills the tiny crevices where heat or air conditioning can escape from your home. Once you ve decided which type is best for you examine the material options and prices to home in on the right product. 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.

Handy homeowners can install blown in insulation in the attic. Choose from two types. 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.