Attic Insulation Two Types

Once you ve decided which type is best for you examine the material options and prices to home in on the right product.

Attic insulation two types.

They sport insulation values of approximately r 6 5 and r 3 6 per inch respectively. The type of insulation you need depends on which type is currently installed and the required r value. Closed cell and open cell aka 2 pound and pound respectively. There are three types of blown in insulation.

Spray foam attic insulation. In particularly cold climates you might go up to r 60. There are two types of foam in place insulation. For diy attic insulation you ve got two choices.

In general an attic s r value should be between r 30 and r 49. The most common insulation materials are fiberglass cellulose and foam. This is an insulation material made from recycled paper. 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.

Both can be added to uninsulated attics or layered over existing material. Insulation types include loose fill batts rolls foam board spray board and vapor barriers. Different insulation materials have unique strengths and weaknesses and some attics will be more suited for certain material than others. For example if the insulation is loose fill grey soft and without a shine you probably have cellulose insulation.

Types of attic insulation material though r value is a the higher the better measurement the insulation material with the highest r value isn t necessarily the best choice for your house. 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. Both are typically made with polyurethane. Choose from two types.

Old attic insulation types. Consider the key characteristics. The three most common types of blown in insulation are loose fill fiberglass cellulose and rock wool each with its own pros and cons. With closed cell foam the high density cells are closed and filled with a gas that helps the foam expand to fill the spaces around it.

Spray foam offers the best attic insulation performance available. Your home s r value score will guide you toward the type of insulation you need.