* Discovery MK VI / SE7EN / Se7en must be equipped with full 100M upgrades, including 100M-emodule and counterlungs with manual addition valves.
This is the highest level certification course for divers wishing to utilize the unit specific closed circuit rebreather (CCR) for advanced mixed gas diving. The objective of the course is to train divers in the benefits, hazards and proper procedures for advanced mixed gas diving on a CCR and to develop advanced CCR diving skills appropriate to technical diving to a maximum depth of 100 metres.
Minimum age of 18
Certified TDI CCR Mixed Gas Diluent diver, or equivalent from agencies recognized by TDI
Have a verified log of a minimum of 100 hours as a certified CCR diver over a minimum of 100 dives; a minimum of 50 hours and 50 dives must be on the unit specific CCR.
Fifty percent of these dives must be deeper than 30m. All dives to be deeper than 9 metres.
In addition to meeting the course prerequisites, if the student is also qualified as a TDI Advanced Mixed Gas CCR Diver (any unit) or equivalent from agencies recognized by TDI then a minimum of only 240 minutes open water training is required over a minimum of 4 mixed gas decompression
dives to build incrementally in no greater than 10m. Two dives must be deeper than 70 metres.
In addition to meeting the course prerequisites, if the student is also qualified as a TDI Advanced Trimix Diver or equivalent from agencies recognized by TDI then a minimum of only 240 minutes open water training is required over a minimum of 4 mixed gas decompression dives to build incrementally in no greater than 15 metres.
Day #1 - Introduction, Theory, Equipment assembly & critique, Dive 1
Day #2 - Dive 2, Dive 3
Day #3 - Dive 4, Dive 5
Day #4 - Dive 5, Dive 6, Theory Exam
Day #5 - Dive 7
**Please note this course is normally conducted Overseas. Please contact us for more details.
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