Types Of Insulation For Attic
In particularly cold climates you might go up to r 60.
Types of insulation for attic. They usually come packaged in rolls and are easy to transport and carry. Let s take a look at the different types their costs effectiveness and accessibility as a diy project. The most common type of insulation batts and blankets are great for diy projects. Once you ve decided which type is best for you examine the material options and prices to home in on the right product.
The third major type of insulation is spray foam. Attic insulation comes in many forms. In general an attic s r value should be between r 30 and r 49. The type of insulation you need depends on which type is currently installed and the required r value.
Spray foam attic insulation. Closed cell and open cell aka 2 pound and pound respectively. It consists of flexible fibers most commonly fiberglass. Insulation types include loose fill batts rolls foam board spray board and vapor barriers.
Installing this type of insulation is an inexpensive and diy friendly project since the materials are designed to fit into the standard width between wall studs attic rafters and floor joists. Insulation blankets batts or rolls blown in or loose fill insulation and foam insulation. Both can be added to uninsulated attics or layered over existing material. Choose from two types.
Spray foam offers the best attic insulation performance available. They sport insulation values of approximately r 6 5 and r 3 6 per inch respectively. The most common insulation materials are fiberglass cellulose and foam. 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.
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 two types of spray foam open cell and closed cell. Loose fill or batt the common term for blanket insulation. Blanket insulation the most common and widely available type of insulation comes in the form of batts or rolls.