Off-shore Cobalt 343 (11 m x 3m) with 2 engines (Z-drives Mercruiser 496 Magnum (2 x 425 HP)
after full season 2013 in shallow sea water.
Devices used : 1 Hull Prop Smart Harsonic® with PBM systeem.
Marina : Tisno (Murter) – very shallow sea water (only 1 meter) = lots of algae & shells because of the hot water !
