We have a long history in supplying the German navy with VG-valves and are supplying many well known shipyards and suppliers with our VG-valves. Our valves are used on frigates, corvettes und mine hunters. We are also producing the valves for fuel-cell operated submarines of the German navy.

Otto Kollmann has been located in Weddingstedt since January 2007 and all Otto Kollmann fittings are manufactured in the Göpfert AG production facility. You can obtain all of the tried and tested Otto Kollmann products from Göpfert AG.

Also we supply seawater valves and non ferrous valves for marine valve solutions.

Further designs are possbile ..... please ask us !