www.herculesairductcleaning.com. 24 hour air duct cleaning services in Hercules, CA call (510) 230-0996. Hercules Air Duct Cleaning is the #1 air duct cleaner company who will take care for your needs - residential and commercial. Looking for the best air duct cleaning crew in Hercules, CA? you are in the right place - Hercules Air Duct Cleaning! Hercules Air Duct Cleaning is Licensed, Bonded And Insured and we provide the best rates & crew at Hercules, CA. Hercules Air Duct Cleaning serve all kind of air duct cleaning services - Asbestos Removal, Air Duct Cleaning, Dryer Vent Cleaning, Attic Inspections and More.. We have a experience of years now with 100s of happy customers to give you the best service.