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.

There are five main types of insulation that you may encounter. Both can be added to uninsulated attics or layered over existing 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. 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.

Pros and cons of attic insulation types. Article index to types of building insulation. How do i identify old ceiling insulation. Fiberglass batts offer the easiest way to add attic insulation or just about any area of your home.

Loose fill insulation comes in a variety of materials. Cellulose provides an r value of approximately 3 5 per inch. 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. 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.

The type of insulation you need depends on which type is currently installed and the required r value. First you should understand the different types of insulation. How to choose the attic insulation your home needs blanket insulation. Cellulose is recycled newsprint treated with a fire retardant.

For diy attic insulation you ve got two choices. Blanket insulation is available as batts or rolls and is the easiest diy insulation material. Here are some guidelines. Loose fill or batt the common term for blanket insulation.

Pros and cons of cellulose attic insulation. 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.

Insulation types include loose fill batts rolls foam board spray board and vapor barriers. Loose fill insulation is great for installing in attics with very little headroom and multiple.