Fluytec Filtration Technologies, founded 1979 by Javier Otegui in Bilbao, Spain, is an engineering and manufacturing company specializing in advanced water filtration solutions. Over 45 years of expertise in cartridge filters, ultrafiltration systems and self-cleaning filters for municipal and industrial water treatment, including RO pretreatment for desalination. Products manufactured in FRP and metal alloys. Production facilities in El Abra (Biscay, Spain) and Portugal. Claims the largest filtration installed capacity in the desalination market at over 35 million m3/day globally, including supply to Jubail II (1,000,000 m3/day). Exports over 90% of production. ISO 9001 and 14001 certified, NSF certified, ASME Section X accredited.