Best Type Of Blown In Attic Insulation

Blowing insulation into walls is best left to the pros because it involves drilling into stud spaces that may contain electrical.

Best type of blown in attic insulation.

Spray foam offers the best attic insulation performance available. 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. Insulation decreases the amount of heat entering from outside when it s hot and traps warmth inside when it s cold. Spray foam attic insulation.

In particularly cold climates you might go up to r 60. Blown in insulation also fills the tiny crevices where heat or air conditioning can escape from your home. Blown in spray foam batts and blankets. For diy attic insulation you ve got two choices.

They sport insulation values of approximately r 6 5 and r 3 6 per inch respectively. Handy homeowners can install blown in insulation in the attic. The answer to the question of which attic insulation is best is of course entirely circumstantial. The third major type of insulation is spray foam.

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. Loose fill or batt the common term for blanket insulation. 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.

Once you ve decided which type is best for you examine the material options and prices to home in on the right product. R value measures how resistant types of insulation are to heat flow. Insulation that is blown into your attic via a machine is a type of loose fill cellulose material. R values vary based on the type thickness and density of the insulation material.

Your home s r value score will guide you toward the type of insulation you need. Foam in place insulation can be blown into walls on attic surfaces or under floors to insulate and reduce air leakage. Both can be added to uninsulated attics or layered over existing material. That s because blown insulation is great at filling the gaps and giving you a good complete layer of insulation.

In general an attic s r value should be between r 30 and r 49. 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. Closed cell and open cell aka 2 pound and pound respectively.