Marketplace — Episode 14: When The Repairman Knocks: Air Ducts

You are watching the episode When The Repairman Knocks: Air Ducts This time, we're testing air duct cleaners; yup air ducts... the things that carry hot and cold air from your furnace through your house. Watch what happens when the duct cleaners discover our hidden cameras and we discover they're better at cleaning wallets than air ducts.