Dryer Vent Wizard also addresses systems in more recent houses with the laundry centers found on the 2nd floor, near bed rooms, for convenience. This needs a longer duct leading to a vent on the roof that makes dryer vent cleaning more tough. This type of clothes dryer vent system needs unique equipment to access the duct work and remove lint accumulation to bring back air circulation needed for the clothes dryer to work securely and effectively.