For newly built or reconstructed sea-going vessels of any size,    and with the use of high quality materials (i.e. stainless steel) and    according to DIN EN ISO 9001 HAMANN WASSERTECHNIK    develops, designs and builds high quality, high performance    sewage treatment systems so that they are in accordance with    existing international and national regulations as well as any future    regulations such as those for "Zero Discharge Areas" as well solid    waste handling equipment and drinking water production units ;    meeting the ideas, challenges and concepts of ship owners and    ship  builders throughout the world.