Are you tired of scraping your props and boats hull when you rather be relaxing and enjoying your boat? Are the costs for barnacle removal which includes divers, yearly hauling, scraping and painting eating into your boats maintenance budget? If you are like most boaters the answer is yes. Now there is the DUMO ultrasonic antifouling technology that safely removes barnacle and algae and prevents all regrowth. The DUMO ACM barnacle remover keeps your boat bottom cleaned, saves on fuel costs, is safe for the environment and installs in under 10 minutes with no tools or drilling required.