• watertight compartments
  • fixed outer ballast
  • adjustable inner ballast (solid)
  • inner trim ballast (liquid)
  • no toxic substances or waste are produced during construction, not much noise, → dust collector, cured epoxy resin is chemically neutral, non-toxic and harmless to health
  • double hull – Possibility of a sandwich construction with PE middle layers? (unsinkability, ice class, thermal insulation,…)
  • no inaccessible cavities. Not behind bulkheads, not behind or under cupboards.
  • ice class
  • modular interior
  • modular cargo hold
  • options for helicopter pickup of the pressure chamber
  • possible solutions to the problem of the limited angle of attack of the square sails
  • one-piece wooden masts with fibre reinforcement
  • ship model basin