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.

Old types of insulation for attics.

Fiberglass is just that thin fibers of glass that trap air. 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. Pros and cons of cellulose attic 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.

Both can be added to uninsulated attics or layered over existing material. How to choose the attic insulation your home needs blanket insulation. Cellulose provides an r value of approximately 3 5 per inch. First you should understand the different types of insulation.

The most common insulation materials are fiberglass cellulose and foam. Once you ve decided which type is best for you examine the material options and prices to home in on the right product. The types of insulation that were most commonly made with asbestos are loose fill also called blown in insulation. 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. Loose fill or batt the common term for blanket insulation. 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.

Blanket insulation is available as batts or rolls and is the easiest diy insulation material. Here are some guidelines. Insulation types include loose fill batts rolls foam board spray board and vapor barriers. Pros and cons of attic insulation types.

Achieving greater r values in attics the higher the r value the better the thermal performance of the 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. Loose fill insulation is great for installing in attics with very little headroom and multiple. For diy attic insulation you ve got two choices.

Cellulose is recycled newsprint treated with a fire retardant. How do i identify old ceiling insulation.