Old House Attic Insulation Types

Blanket insulation is available as batts or rolls and is the easiest diy insulation material.

Old house attic insulation types.

Once you ve decided which type is best for you examine the material options and prices to home in on the right product. Article index to types of building insulation. In most cases the best type of attic insulation will be blown fiberglass or blown cellulose insulation. The particles of the insulation have an accordion like texture.

Both can be added to uninsulated attics or layered over existing material. Fiberglass insulation fiberglass batts the insulation found in most houses in the u s are inexpensive and quick to install. Like other batt type insulation fiberglass has a predictable r value if not compressed but is difficult to fit around obstacles without leaving gaps. If the insulation is wool like and gray it may be loose fill rockwool.

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. Older types of insulation include loose fill or batt fiberglass which can be pink yellow or white. It s available in fiberglass mineral wool plastic fibers and natural fibers. If the insulation particles have a certain colour usually grey brown or silver gold.

Asbestos free insulation materials contains our complete list. While this type is often still used older insulation may be discolored or torn and is therefore less effective. The most common insulation materials are fiberglass cellulose and foam. First let s discuss the most common types of insulation available for attics.

Loose fill or batt the common term for blanket insulation. This type of insulation. Fiberglass batts cellulose loose fill fiberglass and spray foam. Insulation types include loose fill batts rolls foam board spray board and vapor barriers.

Here are some guidelines. For diy attic insulation you ve got two choices. More options exist but these four materials make up the vast majority of installations in minnesota attics where i operate. In most climates it needs a vapor barrier.

If it is white however it may be a newer product. To keep the ventilation space clear above soffit vents special baffles need to be installed before the insulation goes in. Some homeowners also take the time to build walkways and or storage platforms in the attic prior to installing insulation.