More than 15,000 fires each year are caused by dirty dryer vents, causing millions in property damage and loss of life. Dryer Vent Wizard works to prevent these fires through professional dryer vent cleaning that removes built-up lint and debris. Regular cleaning is recommended as lint builds up over time. The company educates customers on proper dryer vent maintenance and the dangers of uncleaned vents. Dryer vents should be professionally cleaned once a year according to appliance manufacturers.