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.
Asbestos insulation in attic identify.
There are many different kinds of wool like insulation that are man made and do not have asbestos but if your attic insulation looks like wool than it is best to be safe and have it tested by a professional.
Asbestos can be found in the insulation used in walls attics the materials around plumbing and pipes electrical wiring as well as on heating and air conditioning units.
It is known to be very dangerous and if suspected to be present in a house it is recommended to limit exposure and have a sample of it tested by a certified laboratory.
The types of insulation that were most commonly made with asbestos are loose fill also called blown in insulation.
Types of asbestos attic insulation vermiculite insulation usually has a grey or brown coloration and might look like small pebbles or popcorn.