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(03) 9317 1000 





92 Pier Street 

Altona Vitoria 3018


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TDI Advanced Trimix Diver Course

This is the final structured course in a divers progression to explore deeper depths, it prepares divers to research, prepare and conduct open circuit dives to a maximum depth of 100m. The course covers planning and equipment considerations and skill development to handle the additional equipment needed to safely conduct these dives.


This course can be conducted as a stand alone program or more commonly is run like a mentorship building experience dives along the way.


Often this course is completed by divers wanting to explore pristine reefs or wrecks beyond the 60m limits and while we can conduct dives up to 100m some divers




Pre Requisites

  • Minimum age 18
  • Minimum certification of TDI Extended Range Diver, Trimix Diver or equivalent
  • Proof of 100 logged dives
  • Proof of experience with equipment configuration chosen to participate in course eg: twins or drysuit


Course Structure

Evening Session: Theory, Equipment Session and Dive Planning

Day 1: Confined session & Dive 1

Day 2: Dive 2

Day 3: Dive 3

Day 4: Dive 4



Course Pricing

Training and Instructor Fees $1895


*Personal gas and boat dives additional


Course Booking Information

For course booking information, including our rescheduling policy, please click here.