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TDI Nitrox (21-40%)

TDI Nitrox Diver Course is an entry level course for divers wishing to continue their diver education and utilize enriched air nitrox as a breathing gas to extend no-decompression limits at depth.


Who this course is for:

  • The open water diver who is interested in learning more about nitrox mixtures

  • The open water diver who is interested in extending their bottom time

  • The certified diver who has interest in moving forward with technical diving education


Course prerequisites:

  • Minimum age 18 or 15 with parental consent

  • Minimum certification of open water diver or current enrollment in an open water diver course


What you can expect to learn:

  • The benefits, hazards, and proper procedures for using nitrox mixes from 22 through 40 percent oxygen content

  • Equipment considerations, cylinder labeling, analyzing nitrox mixtures, and gas blending procedures


What’s in it for you?

  • Ability to dive utilizing EAN-22 to EAN-40 without direct supervision

  • Ability to enroll in TDI Advanced Nitrox, TDI Decompression Procedures, TDI Semi-closed Rebreather courses


TDI Nitrox Diver minimum requirements:

  • Demonstrate understanding of EAD calculations

  • Perform oxygen analysis for nitrox mixtures

  • Satisfactorily complete the TDI Nitrox course and written examination



        Three hours of classroom training are required. No dives are required to pass this course.



Course fee $150.00 CAD (includes an e-learning code and certification card!)


Costs do not include air fills, charter fees, park fees, equipment rental, or transportation unless specified in advance.


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