Old Attic Insulation Types

While this type is often still used older insulation may be discolored or torn and is therefore less effective.

Old attic insulation types.

Both can be added to uninsulated attics or layered over existing material. The types of insulation that were most commonly made with asbestos are loose fill also called blown in insulation. Spray foam offers the best attic insulation performance available. Older types of insulation include loose fill or batt fiberglass which can be pink yellow or white.

If the insulation is wool like and gray it may be loose fill rockwool. 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. Loose fill insulation comes in a variety of materials. They sport insulation values of approximately r 6 5 and r 3 6 per inch respectively.

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. If it is white however it may be a newer product. Closed cell and open cell aka 2 pound and pound respectively. Asbestos free insulation materials contains our complete list.

For example if the insulation is loose fill grey soft and without a shine you probably have cellulose insulation. Old attic insulation types. Consider the key characteristics another way to determine what type of insulation you have in your home is to look at the insulation itself. Article index to types of building insulation.

Choose from two types.