The TDI Optima Air Diluent course is your first step into closed circuit rebreather diving and your first truly quiet diving experience. Using the latest in technology CCR’s maximize your gas supply of Nitrox and provide the optimum breathing gas for any depth by maintaining a constant partial pressure of oxygen (PPO2). During the dives (minimum of six) your TDI Instructor will teach you all the nesscery skills to conduct CCR dives to a maximum depth of 40 m / 130 feet, the skills include.

  • Setup and maintenance of the unit
  • Loop volume management
  • Calibration of electronics
  • Emergency procedures
  • Buoyancy control
  • CNS tracking,
 

 

 

 

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