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The TDI Air Diluent CCR Decompression Procedures Diver course (certification depends on unit/electronics used during training) is the second level certification course for divers wishing to utilize a closed circuit rebreather (CCR) for air diving.


The objective of the course is to train divers in the benefits, hazards and proper procedures for diving a CCR and to develop basic CCR diving skills to a maximum depth of 45 meters (150 feet) using an air diluent for formal decompression diving.

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

The individual TDI CCR manuals provide comprehensive information about the units and how they operate during a dive.

Course Prerequisites: 

  • Advanced Nitrox Diver
  • Decompression Procedures Diver
  • 50 dives
  • 18 years of age
Additional Costs & Course Information:
  • Gas: Price Extra (student must also pay for Instructors gas)
  • Sofnolime: Price Extra (student must also pay for Instructors sofnolime)
  • Equipment: Price Extra
  • Time: 5 days
  • Dives: 7 dives


Diving ActivityPrice (IDR)
Air Diluent CCR Decompression Procedures Diver 25,200,000
PADI CDC Career Dive Professional

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