Outline of the Course
The TDI Advanced Trimix Diver course provides the training required to safely utilize
breathing gasses containing helium for dives that require staged decompression, utilizing nitrox and/or
oxygen mixtures during decompression to a maximum depth of 100m. The objective of this course is
to train divers in the benefits, hazards and proper procedures of utilizing custom oxygen / helium / nitrogen
mixtures as breathing gases.

What is included?
- Four Open Water Dives
- Tuition
- Twin Sets
- Stage Cylinders
- Wing
- Harness
- Regulators
- Air
- Dry Suit
- Manual
- Certification

What isn't included?
Entry to dive sites (If applicable)
Mixed Gases

Duration of the course
Four days

What is required?
TDI Extended Range course or equivilant
TDI Entry Level Trimix course or equivilant
100 logged dives, of which 25 must be deeper than 30msw
Minimum age: 18 years

What's next?
Technical Divemaster