Old Types Of Insulation For Attics

Pros and cons of attic insulation types.

Old types of insulation for attics.

Once you ve decided which type is best for you examine the material options and prices to home in on the right product. How do i identify old ceiling insulation. Pros and cons of cellulose attic insulation. Most attics are insulated with blown in loose cellulose r 3 5 per inch blown in loose fiberglass r 2 5 per inch or fiberglass batts r 3 2 per inch.

These non asbestos insulations include cellulosic insulations such as loose fill cellulose and balsam wool batts cotton insulation fiberglass insulation mineral wool insulation slag wool insulation and rock wool insulation. Both can be added to uninsulated attics or layered over existing material. Cellulose is recycled newsprint treated with a fire retardant. Fiberglass batt attic insulation pros and cons.

Here are some guidelines. Fiberglass batts offer the easiest way to add attic insulation or just about any area of your home. For diy attic insulation you ve got two choices. Article index to types of building insulation.

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. Cellulose provides an r value of approximately 3 5 per inch. How to choose the attic insulation your home needs blanket insulation. The most common insulation materials are fiberglass cellulose and foam.

Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation. Loose fill or batt the common term for blanket insulation. The types of insulation that were most commonly made with asbestos are loose fill also called blown in insulation. Fiberglass is just that thin fibers of glass that trap air.

Blanket insulation is available as batts or rolls and is the easiest diy insulation material. If your attic or wall insulation is in batt or blanket form whether it s fiberglass cellulose or another material you generally don t have to be concerned about asbestos. Insulation types include loose fill batts rolls foam board spray board and vapor barriers. There are five main types of insulation that you may encounter.

The type of insulation you need depends on which type is currently installed and the required r value. Loose fill insulation comes in a variety of materials.