Old Types Of Insulation For Attics

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.

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. Pros and cons of cellulose attic insulation. Pros and cons of attic insulation types. The type of insulation you need depends on which type is currently installed and the required r value.

Loose fill or batt the common term for blanket insulation. Blanket insulation is available as batts or rolls and is the easiest diy insulation material. Once you ve decided which type is best for you examine the material options and prices to home in on the right product. Fiberglass batts offer the easiest way to add attic insulation or just about any area of your home.

How to choose the attic insulation your home needs blanket insulation. There are five main types of insulation that you may encounter. Loose fill insulation comes in a variety of materials. Cellulose is recycled newsprint treated with a fire retardant.

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. Fiberglass is just that thin fibers of glass that trap air. Fiberglass batt attic insulation pros and cons.

For diy attic insulation you ve got two choices. Article index to types of building 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. Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation.

The types of insulation that were most commonly made with asbestos are loose fill also called blown in insulation. Cellulose provides an r value of approximately 3 5 per inch. The most common insulation materials are fiberglass cellulose and foam. 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.

First you should understand the different types of insulation. Both can be added to uninsulated attics or layered over existing material.