tech diving koh taoIf you have ever wanted to take your diving further and go deeper, and stay down there for longer, then the DSAT Tec 40 course if the perfect course. It is the bridge between Recreational and Technical diving.


The DSAT Tec 40 course is an Advanced Nitrox course and qualifies you to make “Gas Switch Extended No-Stop” and “Limited Decompression Dives” (up to 10 minutes deco time) using Air or Enriched Air(Nitrox) and a single decompression gas up to 50% for conservation during decompression or to extend no-decompression limit to a maximum depth of 40 meters.


You will learn how to handle any emergencies that may happen while you are Technical Diving. This could be a diver running out of gas, or regulators failing during a dive. The difference


You will learn how to do all this using the “Standardised Tec Rig”. Learning how to dive with this equipment configuration will lay the foundations for further Technical training, including some serious wreck and cave diving.




Advanced Open Water

Enriched Air Nitrox Diver

Minimum 30 logged dives 

Must be 18 years old


Course Includes:

Equipment Hire

Boat Fees

Breathing gasses

Manual and certification


The course takes 4 days and includes 2 confined sessions and 4 open water dives


Course price - 20,000 Baht


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