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.