Technical Diving


Minimum Age We impose a minimum Age of 18 on all Tech Courses

Medicals Due to the nature of a number of our technical programmes, a current dive medical (less than 12 months old) is a pre-entry requirement for all Tec 40,45,50,65 and Deep programmes.
Please see further information here

DSAT Tec Rec

Bespoke Technical Dive Training from a Passionate Team

All our tech programmes are available on traditional twins, or sidemount configuration. Please discuss your needs with the team.

Tec 40 4 Days - Book Now

Your first steps into the world of Tec Diving. Use decompression software and dive computers to plan and make decompression dives upto 40m / 130ft. Use a single cylinder of decompression gas with up to 50 percent oxygen (EANx50) to add conservatism to the required decompression.
Entry Requirement: Advanced Open Water, Enriched Air Nitrox, Deep Diver and 10 dives 18m+ on Nitrox.

Tec 45 4 Days - Book Now

The Tec 45 course picks up where Tec 40 leaves off and takes your training as a tec diver further and deeper - 45m/145ft. You'll learn the knowledge to plan and execute single and repetitive decompression dives using a single stage cylinder of EANx or oxygen to accelerate or add conservatism to the decompression stops. Prepare for and respond to foreseeable technical diving emergencies. Master the basic skills and procedures you'll need as you move into deeper technical diving .
Entry Requirement: Tec 40 or Equiv. from another agency

Tec 50 4 Days - Book Now

During the Tec 50 course, you make actual decompression dives as deep as 50 metres/165 feet and use oxygen for decompression. Use desk top decompression software to create custom dive tables and plan your dives. Qualify to make technical decompression dives independently.
Entry Requirement: Tec 45 or Equiv. from another agency

Tec Deep 10 Days - Book Now

The complete training package combining all the elements for of Tec 40/45/50 into one programme - qualifying you to make Technical decompression dives independently.
Entry Requirement: Rescue Diver, Enriched Air Nitrox, 100+ Dives including 20 Nitrox Dives, 25 Dives 18m+, 20 Dives 30m+.

Tec Trimix 4 Days - Book Now

This course opens up the advantages of trimix to the diver, and divers are qualified to make multi-stop decompression dives that employ EANx and oxygen for accelerated decompression, and any trimix with an oxygen content of 18% or more.
Entry Requirement: Tec 50 or Equiv. from another agency

Gas Blender 2 Days - Book Now

The Gas Blender course will train you as a qualified gas blender, allowing you to provide gas mixes to appropriately certified consumers. You'll learn the physical properties of oxygen, its associated hazards, handling requirements and what cleaning equipment is necessary. Finally, you will learn the five methods of obtaining the desired enriched air nitrox mix and the various methods used to obtain proper helium mixes.
Entry Requirement: Enriched Air Nitrox Diver

  • - PADI 5 Star Rated Dive Centre
  • - IANTD Rated Dive Centre
  • - DSAT TecRec Tec Centre
  • - EFR Training Centre
  • Port Douglas, Queensland.


    Tel +61 7 4015 2915 (Office)
    Mobile 0422 016 517
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    Located at Craiglie, Port Douglas
    Departing Reef Marina
    PO Box 81, Port Douglas
    Queensland 4877