The answer to 'how much is air duct service in Illinois' is that the cost of air duct cleaning can vary widely depending on several factors. Generally, homeowners in Illinois can expect to pay anywhere from $300 to $800 for a full air duct cleaning service. The exact price will depend on the size of your home, the number of vents and ducts, the level of dirt and debris buildup, and whether any repairs or replacements are needed.
It's important to get quotes from multiple local air duct cleaning companies, as prices can differ significantly between providers. Be sure to ask about any additional fees for things like sanitizing, mold remediation, or advanced cleaning techniques. Reputable companies will also inspect your ducts and provide a detailed estimate before starting the work.