Owens Corning Insulation & Asbestos: What You Need to Know

Owens Corning fiberglass insulation manufactured before the late 1970s may contain asbestos, but insulation produced after that time does not. Asbestos was a common ingredient in building materials before the dangers of exposure were widely understood. If you are unsure whether your insulation contains asbestos, it is best to have it tested by a professional.