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4 days                          4 dives                         $995

This class is the highest certification for open circuit divers wishing to dive to depths as deep as 100 metres/330 feet using hypoxic levels of oxygen (below 17%).

This information and challenging course is designed for a trimix or extended range diver who needs to extend their depth range or further advance their technical diving education and skills


Course prerequisites:

Extended range or trimix diver with 100 logged dives (25 of which must be deeper than 30m/100ft), minimum age 18


What will I learn?

Over a minimum of 4 dives and several theory sessions you’ll cover