The Finnish marine technology manufacturer Langh Tech Oy Ab has received the IMO MEPC type approval certificate for its LanghBW ballast water management system on 12th of May 2022. The type approval project was carried out in cooperation with DNV. Langh Tech’s main goal is to provide vessels and shipowners with a reliable and highly efficient BWMS, which is easy and affordable to operate and even easier to maintain. Also the suitability to small and complex installation space