It consists of flexible fibers most commonly fiberglass.
Attic insulation types comparison.
Your home s r value score will guide you toward the type of insulation you need.
I d blow insulation on the attic floor after air sealing of course.
The big disadvantage with spray foam is cost.
Note from this chart that the ideal r value differs for each part of your home.
The most common types of attic insulation are cellulose fiberglass and spray foam.
R value measures how resistant types of insulation are to heat flow.
Both can be added to uninsulated attics or layered over existing material.
If you don t have hvac and ducts in the attic spray foam on the roofline isn t really necessary.
Once you ve decided which type is best for you examine the material options and prices to home in on the right product.
Let s take a a closer look at each material to see which will be best for your attic s needs.
When you compare insulation types you ll discover the many advantages of usa premium foam insulation.
Insulation decreases the amount of heat entering from outside when it s hot and traps warmth inside when it s cold.
In particularly cold climates you might go up to r 60.
Insulation is rated by its r value.
Blown in insulation can settle over time and does not seal bypasses or conform around outlets like foam does.
Loose fill or batt the common term for blanket insulation.
You also can find batts and rolls made from mineral rock and slag wool plastic fibers and natural fibers such as cotton and sheep s wool.
R values vary based on the type thickness and density of the insulation material.
Posted september 19 2019 by lewis insulation filed under attic insulation.
It s generally 3 to 4 times what you ll pay for blown cellulose or fiberglass.
Attic insulation contrast compare.
Blanket insulation the most common and widely available type of insulation comes in the form of batts or rolls.
We are here to help insulation is what we do best.
The attic is one of the most essential areas of the home to ensure proper insulation in.
In general an attic s r value should be between r 30 and r 49.
As you can see from the image above there are some differences in the benefits these materials have to offer.
For diy attic insulation you ve got two choices.
Don t let money fly out of your roof.
Types of attic insulation.
For more information about cellulose insulation and insulation materials comparison visit our website.
For example if you have a type of insulation that has an r value of r 5 per inch of thickness you will need a depth of 6 inches of this insulation installed your attic to reach r 30 if you live in zones 2 or 3.
