Have Grey Fluffy Insulation In My Attic

Starting from the top is a super tall fluffy white blown in insulation.

Have grey fluffy insulation in my attic.

This fluffy insulation is usually blue grey to white in color and has a high risk of inhalation because it is not compressed. Fiberglass is pink cotton is blue cellulose is gray and rockwool is yellowish gray. Not sure when insulation was installed. There is 3 layers of insulation in here from previous owners for some unknown reason.

It seems to be papery material. If the insulation is wool like and gray it may be loose fill rockwool. Cellulose contains a high percentage of recycled paper and does not contain minerals. Insulation comes in a variety of colors.

Not looking to identify this. Loose fill is another form of wall and ceiling insulation that can contain asbestos. The house was built in 1961. Cellulose insulation is a perfectly safe type of insulation that is commonly blown into attics.

While this type is often still used older insulation may be discolored or torn and is therefore less effective. On 2019 03 24 by mod black mineral wool insulation. Dark grey in color and soft. Another loose fill insulation with an asbestos exposure risk is vermiculite insulation.

Treat any insulation as if it is asbestos if you re unsure. If the insulation is faced be sure that the face of the insulation is placed on the house. This is new within the past 20 years. If you would prefer not to be around the insulation to be on the safe side a commercial firm can be hired for testing insulation for asbestos.

Older types of insulation include loose fill or batt fiberglass which can be pink yellow or white. Looking to identify this attic and wall insulation. There isn t necessarily a surefire way to tell if your insulation has asbestos unless it s labeled or you have an expert take a look. If you have loose fill insulation that is gray soft and without a shine it is probably cellulose insulation.

Department of energy notes that 75 percent of mineral wool is derived from post industrial content. On 2019 03 23 by john. This is fairly easy because common attic insulation types have different colors. On 2019 03 14 by mod wood fiber insulation.

Brown insulation is made up of mineral wool which comes from either rock natural materials or slag the scum on the surface of molten metal. If it is white however it may be a newer product. Looks like a dark gray or black mineral wool insulation john. Been working in the attic of my 1946 home doing some rewiring.

Asbestos can be present in almost any type of insulation and can look very different than you may expect. Loose fill cellulose and rockwool can be tricky to tell apart so you may need to take a sample with you to the hardware store and ask an expert.