TDI Advanced Trimix Diver
TDI Advanced Trimix Diver
The TDI Advanced Trimix course provides the training required to competently and safely utilize breathing gases containing helium for dives that require staged decompression, utilizing nitrox and / or oxygen (O2) mixtures during decompression to a maximum depth of 100 metres / 330 feet. 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.
Course Pre-requisite
At least 18 years old
TDI Extended Range Diver or TDI Trimix Diver or equivalent
100 Open Water Dives, with 25 dives deeper than 30m
Course Components
Knowledge Development with Written Exam
Dry Skills Development
Confined Water Skills Development
4 Open Water Dives with a total bottom time of 100 minutes, with 2 dives deeper than 70m
Course Equipment
2 sets of regulators, each with 1 first and second stage, with at least 1 pressure gauge and inflation hose
Dive Computer with depth gauge and bottom timer
Backmount or Sidemount
Line Cutting Device
2 SMB adequate for maximum planned depth
3 set of regulator for decompression mix, with 1 first and second stage and pressure gauge
Course Inclusions
Course Exclusions