WESTEC  thrusters for commercial vessels :

• diameters of 18", 22" or 26" (457, 560 or 660 mm)
  
• hydraulic driven
  
• made of steel/bronze, aluminum/s.s. or all stainless steel
  
• electric driven model available

SIDE POWER  thrusters for lighter vessels :

• composite twin propellers
• diameter from 5" to 15" (125 to 386 mm)
  
• gearleg in bronze
• light weight and low maintenance
• easy to install
  
• hydraulic or electric driven
  
• fixed tunnel or retractable
• many kind of controls available
  

CASTOLDI  jet :

A turbine aspires water under the boat and push it throught the nozzle creating an opposite force called thrust that moves the boat.

Benefits :

• no external propeller - better for the environnement
• nothing lower than the hull itself - possible to navigate in shallow waters and less resistance to movement
• integrated gearbox - no needs for marine transmission
  
• unequaled high speed performance - better stability and manoeuvrability