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TDI sf2 air dil 30m (mod1)

28.000.000 IDR, 7 days, 8 dives (excl. gas)

The TDI Closed Circuit Rebreather (CCR) Air Diluent Diver Course is your first step into closed circuit rebreather diving and your first truly quiet dive experience!Using the latest technology in CCRs can maximize your gas supply and provide an optimum breathing gas for any depth by maintaining a constant partial pressure of oxygen. It’s like having a nitrox blending machine on your back!

During this course, your TDI Instructor will teach you all of the necessary skills to conduct no decompression CCR dives to a maximum depth of 30 metres/100 feet using air diluent.


Who is this course for?

  • The certified diver looking to advance their diver level training and equipment configurations by learning to dive a CCR. Whether you are an avid photographer, want to experience the silence of diving a CCR, or looking to get closer to the marine life – CCR diving is for you.

Course Prerequisites

  • Minimum age 18

  • Minimum Advanced and Nitrox certified diver

  • Proof of 25 logged dives

What you can expect to learn

  • Comparison of open circuit (OC), closed circuit, and semi-closed circuit, rebreather (SCR) systems noting the pros and cons of each

  • Practical mechanics of the system

  • Gas physiology

  • Proper scrubber packing: in accordance with manufacturers recommendation

  • Electronic or manual systems design and maintenance

  • CCR emergency procedures

  • Checklists for pre and post dive


What's in it for you

Upon successful completion of this course, graduates may engage in diving activities utilizing the CCR they were trained to dive without direct supervision of the TDI Instructor so long as the following limits are adhered to:

  • The diving activities approximate those of training

  • The areas of activities approximate those of training

  • Environmental conditions approximate those of training

  • To a maximum depth of 30 metres/100 feet

  • No decompression dives are permitted


  • 7 days

  • Minimum of 8 dives

  • 1 confined session

  • Classroom and maintenance sessions

Certification requirements

  • Satisfactorily complete the TDI CCR Air Diluent examination with a passing score of 80%, followed by 100% remediation by the Instructor

  • Complete all open water requirements efficiently

  • Demonstrate mature and sound judgment concerning dive planning and execution

  • Course must be completed within 6 weeks from the starting date

  • Complete a refresher course following a period of inactivity greater than 6 months following the course


tdi sf2 air diluent

7 days, 8 dives

28.000.000 IDR

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