The Lint Wizard Small Duct Dryer Vent Cleaning Kit is designed for shorter through-the-wall vents and is the most valuable tool to own for ensuring the safe operation of a dryer. Lint Wizard makes it easy to regularly clean clothes dryer vent systems. It effectively removes dangerous lint buildup in almost every type of dryer vent, eliminating a leading cause of house fires. The auger brush and two 2-foot quick-snap extension rods allow for manual or rotary cleaning when powered by a cordless drill (not included). Easy to use, the rotating action of the auger brush and flexible rods scour the vent to effectively the clean dryer vent system.