PADI Trimix 65

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Technical divers during PADI Tec Trimix 65 course Thailand

PADI Tec Trimix 65 Course Thailand

Price: 39,500 THB

If you want to explore depths beyond 50 meters the PADI Tec 65 course expands on the skills you have already mastered as a certified technical diver during you Tec Deep Diver course and applies a new gas mix of Helium, Nitrogen & Oxygen (Trimix).

Diving deep raises a number of issues. Nitrogen narcosis, Maxiaximim PPo2 of Oxygen and gas density being among a few. This is where breathing Trimix can help us. Helium is less narcotic and a very light gas. On this course, you learn about selecting the right blend of gasses to safely make deeper dives. There are of course some downsides as well that you will learn how to manage.

Course Goals | Tec Trimix 65 

You will learn

  • Applicable depth ranges
  • Trimix exposure planning
  • How to select the correct mixture
  • Argon inflation
  • How to handle 3 or 4 deco cylinders
  • Decompression models
  • Emergency procedures
  • Decompression software and multi gas computers
Skill practice in pool for Tec Timix 65 Diver

The PADI Tec 65 course is designed for divers already certified and experienced in technical deep decompression diving who want to expand on their skills to reach deeper depths. The course will allow you to extend your bottom times to a maximum of 65 meters using Trimix and 2 decompression gasses.

With this course you will learn to extend your depth range to dive to a maximum depth of 65 meters. On successful completion you will qualify to make multi-stop decompression dives on Trimix with an oxygen content of 18% or more and employ Enriched Air and oxygen for accelerated decompression.

Decompression dive during Tec Trimix 65 training Thailand

Course Details | Tec Trimix 65 

PADI Tec Trimix 65 allows you to extend your depth beyond the limits of what is possible on air or nitrox. Whilst this is a huge benefit for those wanting to explore the depths it is vital that you know how to do it properly as diving trimix comes with its own unique dangers.


  • PADI Tec 50 Diver certification or equivalent from another training organization.
  • Min age: 18
  • Min logged dives: 100
  • A signed medical statement from the last 12 months

The typical schedule of the Tec Trimix 65 course

Day 1


  • Classroom presentation
  • Knowledge reviews
  • Practical applications

* Course start: Mon, Wed or Fri

Day 2


  • Water skills assessment
  • Tec 65 Dive 1 (Pool 0-10m)

Day 3

3 Boat Dives

  • Tec 65 Dive 2 (27 – 50m)
  • Tec 65 Dive 3 (30 – 50m)
  • Extra Tec Dive

Day 3

3 Boat Dives

  • Tec 65 Dive 4 (40 – 55m)
  • Extra Tec Dive (40 – 65m)
  • Extra Tec Dive

Technical diving courses in Thailand | Tec Trimix 65

Do you have questions about the PADI Tec Trimix 65 Course?