Old Types Of Insulation For Attics

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.

Old types of insulation for attics.

If your home was built before 1990 chances are you have one of the old attic insulation types if the insulation particles have a certain colour usually grey brown or silver gold the particles of the insulation have an accordion like texture if the insulation lays flat. How do i identify old ceiling insulation. Insulation types include loose fill batts rolls foam board spray board and vapor barriers. Fiberglass is just that thin fibers of glass that trap air.

Cellulose provides an r value of approximately 3 5 per inch. The type of insulation you need depends on which type is currently installed and the required r value. Article index to types of building insulation. For diy attic insulation you ve got two choices.

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. 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. Fiberglass batt attic insulation pros and cons. Loose fill insulation comes in a variety of materials.

Here are some guidelines. The most common insulation materials are fiberglass cellulose and foam. The types of insulation that were most commonly made with asbestos are loose fill also called blown in insulation. Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation.

Once you ve decided which type is best for you examine the material options and prices to home in on the right product. There are five main types of insulation that you may encounter. Fiberglass batts offer the easiest way to add attic insulation or just about any area of your home. 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.

First you should understand the different types of insulation. Pros and cons of cellulose attic insulation. Cellulose is recycled newsprint treated with a fire retardant. Blanket insulation is available as batts or rolls and is the easiest diy insulation material.

Both can be added to uninsulated attics or layered over existing material. Loose fill or batt the common term for blanket insulation.