Professional air duct cleaning is used to remove any build up within your ductwork. Over time, these pathways can collect dust, carcinogens, and even mold! Don’t let these issues go undetected. Book a professional duct cleaning service today to be sure you and your family are breathing quality indoor air. Did you know that the average person spends 90% of his or her life indoors? Improve the quality of the air inside your St. Louis, MO area home with 1st Global Cleaning and their air duct cleaning service. During our thorough cleanings, all ductwork passageways will be inspected and sanitized. To clean the supply, intake, and return ducts throughout your home, we use specialized blowers, vacuums, and brushes.