So you've decided to schedule an air duct cleaning(smart decision!), and now you're looking for the best local air duct cleaning company to clean your homes heating and cooling system, and you would like to know the benefits of getting this service done. When your air ducts are contaminated and soiled with bacteria, air flow runs over the coils and air is blown back into the area you breathe. This takes a serious toll on your health. Overall air quality is our top priority.