Ex-researche vessel "Twelen" completed in 1979 on the Wisla shipyard in Gdansk. Built as sounding vessel for the German covernment and now for many years in use as a privatly owned motor yacht. New CVO-certified in 05-2025. Ashore for hull measurment, antifouling and hull painting 05-2025. Rockwool insulated and Kabola KB45 central heating makes her comfortable for longer stay on board (liveaboard) Viewing possible in our sales marina in Monnickendam.Reinier van der Wolf at De Valk Monnickendam is your go-to contact for any questions. Feel free to give us a call.We provide only a selection of key information on this platform. For complete details, please visit our website, where you'll find: - full yacht specifications, with over 101 details - 21 more pictures - 29 pages downloadable brochure With offices across Europe and 936 other yachts for sale we are never far away!