The TEC 40 Diver Course

Technical Diving Courses TEC 40

The Tec 40 Diver technical diving course is the first subdivision of the full PADI Tec Deep TEC DiverDiver qualification. This is where you will learn the fundamental skills of technical diving, how to plan, organise and enjoy your dives and longer dive times. This course is very popular amongst PADI Deep Specialty Divers who want the flexibility to be able to add safely slightly extended dive times. During these technical diving courses you will learn to how to use decompression software and dive computers to plan and make decompression dives with no more than 10 minutes of total decompression time incurred and not deeper than 40 metres. You will use a single cylinder of decompression gas with up to 50% oxygen (EANx50) to add conservatism to the required decompression.

How Long Does it Take

This course takes 2 to 3 days to complete or longer if required it is important that you are confident with your new skills in order that you can enjoy your new certification, time is not always the main factor to consider and the course may take one or two days extra for some individuals.

What Do I Need

DSAT Tec Deep Diver Crew pack
You May Use a Twin Set Cylinders with Manifold
Backplate and Wing
 Dive Computer, Exposure Suit
Weights and Weight System 
Stage Cylinders with Regulator(s)
Cylinders must be Oxygen clean 
Course Materials
Dive Site Entry Fees, Gas Fills Equipment Hire is not included in the price of the course

Pre Course Diving Certification Requirements

  1. Be a PADI Advanced Open Water Diver.
  2. Be a PADI Enriched Air Diver
  3. Be a PADI Deep Specialty Diver
 Have a minimum of 30 logged dives, of which at least 10 dives were made with enriched air nitrox deeper than 18 metres
  4. Have a medical form signed by your physician

What Will I Do

The DSAT TEC REC technical diving courses cover equipment considerations, oxygen tracking, decompression dive planning along with practical experience using stage cylinders. 

Using Recreational scuba equipment, with some minor additions to enhance your ability to deal with tec diving conditions 

Use desktop decompression software and dive computers to plan and make decompression dives with no more than ten minutes of total decompression and not deeper than 40 metres

 Use a single cylinder of decompression gas with up to 50 percent oxygen (EANx50) to add conservatism to the required decompression
1 x Session of Theory Knowledge Development Review and Video plus Exam
1 x Pool session to learn and practice new skills required for open water divers
2 X Days of Open Water Dives where you will undertake, Shutdown Drills, Shared Gas ascents, stage cylinder removal and reattachment, Surface Marker Buoy Deployment, Decompression Gas Switching, Dive planning techniques, equipment configuration. learn to prepare for and respond to foreseeable technical diving emergencies.

dsat tec rec courses

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