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CMAS Closed Circuit Rebreather Mixed Gas Diluent (MOD3) Instructor Course

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Course Overview

This is the intermediate level certification course for instructor wishing to teach the KISS or Evolution/Inspiration closed circuit rebreather for mixed gas diving. The objective of this course is to train instructors to teach the benefits, hazards, and proper procedures for diving Closed Circuit Rebreathers and to develop intermediat skills appropriat to technical diving to a maximum depth of 60msw using a mixed gas (containing at least 16% of oxygen) as a diluent.


Minumum age of 21.
CMAS 2 Star instructor certified.
Trimix Instructor certified.
Closed Circuit Rebreaher - Air Diluent Decompression (MOD2) Instructor certified.
Closed Circuit Rebreather MOD3 diver certified.
Proof of 700 logged dives of which 100 (after MOD3 certification) are on the specific unit with stage decompression using helium based diluent.

Details of the course

The Closed Circuit Rebreather MOD3 instructor course covers:

  • Physiology
  • Formula work
  • Dive tables & dive computers
  • Dive planning
  • Equipment maintenance
  • Problem solving - Emergency procedures

Course duration and number of dives

The Closed Circuit Rebreather MOD3 instructor course is a 4 day course and 6 dives are required.

Course Price

currency converter CCCR3I

Additional costs

Rental equipment if needed. set p/day
Helium fills p/liter
DIve sorbe for the required dives
Upgrade fees

Equipment requirement

The Closed Circuit Rebreather instrucot course has no specific equipment requirement more than your standard recreational dive gear. We supply the unit, tanks and mixes, and the oxygen analyser.

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