TDI Advanced Trimix Diver

Duration : 5 days (4-5 dives)

Equipment : Included

Requirements : Minimum age 18yrs
TDI Trimix Diver or equivalent
Proof of 100 logged dives
(25 of dives must be over 30m)

Description :

The Advanced Trimix Diver course is the pinnacle of recreational-to-technical diving progression, designed for highly experienced technical divers who plan to conduct very deep, complex dives using multiple trimix and decompression gas mixtures. This course allows divers to safely explore depths beyond standard trimix limits, while maintaining strict control, precision, and safety.

Building on Trimix Diver training, this course focuses on advanced dive planning, gas management, and decompression strategies for extreme depths. Divers refine their skills in handling multiple stage and decompression cylinders, managing long run times, and responding to complex failures in challenging environments.

A strong emphasis is placed on advanced problem-solving, team coordination, situational awareness, and risk management. The Advanced Trimix course prepares divers for demanding exploration dives, deep wrecks, walls, and projects that require the highest level of technical diving competence.

What you will learn:

• Advanced trimix theory and gas optimization

• Planning and executing very deep dives

• Managing multiple bottom and decompression gases

• Long and complex decompression strategies

• Advanced equipment configuration and redundancy

• Emergency procedures and failure management at extreme depth

Who this course is for:

• Certified Trimix divers with extensive experience

• Divers planning extreme depth or exploration dives

• Technical divers seeking the highest level of training and control