Hull cleaning by Drive-in Boatwash™ Drive-in Boatwash™ manufactures, sells and operates machines that mechanically clean boat hulls. This system eliminates the need for divers to clean the hull and to apply toxic anti-fouling paint. This user-friendly hull cleaning system saves both time and money for the boat owner, while generating an income stream for marina owner/operators. The system’s positive impact on the environment has rapidly gained recognition throughout Sweden. The machines have been tested and proven in a wide variety of water conditions. Drive-in Boatwash™ offers a range of operational and financial packages.