SSI Extended Range Nitrox

Extended Range Nitrox Diving – Advanced nitrox and decompression training for longer dives.

Price

595.00

Step into the world of deeper, more demanding dives with our Extended Range Nitrox Diving course. This program is designed for experienced divers who want to safely exceed recreational depth limits while learning structured dive planning, decompression techniques, and advanced gas management. It’s the ideal next step for divers ready to explore deeper wrecks and challenging dive sites with confidence.

Extended Range Nitrox diving introduces you to planned decompression diving using enriched air and high-oxygen gases. You’ll learn how to manage longer dive profiles, improve decision-making underwater, and execute dives with greater precision and control.

  • Advanced dive planning and gas management for extended depth profiles
  • Safe use of nitrox and decompression gases, including proper switching procedures
  • Improved buoyancy, trim, and situational awareness during complex dives
  • Team communication and problem-solving skills for technical diving environments
  • Combination of theory sessions, practical workshops, and open-water dives
  • Hands-on experience with extended-range equipment configurations
  • Progressive dives that build confidence and competence at increased depths
  • Strong focus on safety, planning, and controlled execution

This course is ideal for advanced recreational divers who want to move toward technical diving. If you’re interested in deeper dives, longer bottom times, and future training in trimix or other technical disciplines, this course provides the essential foundation.

Extended Range Nitrox diving opens the door to a new level of underwater exploration. You’ll finish the course with sharper skills, stronger awareness, and the ability to plan and execute dives beyond standard recreational limits — safely, responsibly, and confidently.


  • Elearning for self study 
  • Extended Range Nitrox Certification upon completition
  • Technical diving gear (twinsets, sidemount equipment, regulators, wings, stages)

  • Amount of Pool/Confined Water Sessions: 1
  • Amount of Open Water Sessions: 4
  • Maximum Training Depth: 40m / 130ft

  • Minimum Age: 18
  • Minimum 24 logged dives
  • Have the following SSI certifications or an equivalent from a recognized training agency: Deep Diving and Enriched Air Nitrox 40

What does ‘Medical Fit’ mean?

If you answered YES* to questions 3, 5 or 10 above OR to any of the questions on page 2 you need written medical approval from your doctor to be able to join the activity. Take all three pages of the medical form (Participant Questionnaire and the Physician’s Evaluation Form) to your physician for a medical evaluation.


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