The core activity of AQUATECH - DIEM GMBH encompasses the planning, manufacturing and installation of plants and components for water treatment and desalination, including: orbital welding of pipelines, construction of stainless steel pipelines, production of water softening systems, production of full desalination systems, and custom-made fittings and valves. The company thus provides services and products for water treatment and desalination, particularly for industrial and commercial applications.