Which Type Of Insulation Is Safe For Attics

You could spend days talking about what type of insulation you should use but we will address a few of the most common types in this section.

Which type of insulation is safe for attics.

Attic insulation comes in many forms. The type of insulation you need depends on which type is currently installed and the required r value. Find your zone on the map and then use the chart to determine the level of insulation you need to properly insulate your attic walls floors and crawlspaces. Choose from two types.

For diy attic insulation you ve got two choices. Closed cell and open cell aka 2 pound and pound respectively. Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation. In particularly cold climates you might go up to r 60.

Blanket insulation the most common and widely available type of insulation comes in the form of batts or rolls. Insulation types include loose fill batts rolls foam board spray board and vapor barriers. Batts and blankets loose fill and spray foam. It consists of flexible fibers most commonly fiberglass.

Spray foam offers the best attic insulation performance available. The most common form that insulation comes in is a batt or blanket. There are three types of blown in insulation. Your home s r value score will guide you toward the type of insulation you need.

Both can be added to uninsulated attics or layered over existing material. In general an attic s r value should be between r 30 and r 49. Insulation blankets batts or rolls blown in or loose fill insulation and foam 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.

What type of insulation should i use in my attic. Loose fill or batt the common term for blanket insulation. 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.

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. When installed properly both types of insulation fill all of the nooks and crannies in a space and. Batt and blanket insulation. The three most common types of blown in insulation are loose fill fiberglass cellulose and rock wool each with its own pros and cons.