Sai Air Duct was founded in 2002 and has been providing professional air duct cleaning services to the Chicagoland area for over 15 years. We specialize in residential heating, cooling system maintenance, as well as dryer vent cleaning. Our technicians are certified by NADCA (National Association of Dry Cleaning & Laundry), MILDACS (Manufacturers Institute Distributors Assoc.), IICRC-Certified Technicians with EPA Certification.