Air Duct Cleaning Orange County. As Dr. Carpet has been offering the best carpet cleaning service in Orange County for many years, we added several more services to business. Now you can also get the best air duct cleaning in Orange County. Using the best equipment that is suitabl for a true professional air duct cleaning service. We have fog machines to eliminate bacteria and mold from within the ducts. In addition, we can agitate and deep clean the toughest air ducts in Orange County. Therefore, when you feel like you are getting allergies every time you turn on the AC or the furnace, contact Dr. Air Duct Cleaing Orange County for immediate response.