We offer the full line of XR courses: SSI Foundation, SSI Extended Range Nitrox, SSI technical extended range trimix, SSI Trimix

SSI Hypoxic Trimix

The SSI Trimix (Hypoxic) program will utilize all the knowledge, skills, equipment, and experience you have gained from your previous advanced training to take you on a journey to the depths of the ocean. You will learn how to safely conduct the ultimate decompression dive by using trimix diving techniques and procedures. In the SSI Trimix program you will learn how to carry and properly use a minimum of three stage-cylinders for travel and decompression gas alongside your Twinset Total Diving System. Using hypoxic trimix breathing gases, you will plan and conduct dives to a maximum depth of 100 meters.

Prerequisites SSI Trimix:
  • Min. 18 years old
  • 100 logged dives (30 dives deeper than 30m, 10 dives deeper than 45m, 20 dives requiring staged decompression with at least 2 gas switches (not including training dives)
  • Have at least 1 of the following SSI certifications or an equivalent from a recognized training agency:
  • Technical Extended Range

Requirements For Completion:

  • Complete all academic sessions and assessments as outlined in the instructor manual for SSI Hypoxic Trimix Diving.
  • Complete the program’s final exam
  • Independently plan a full dive plan using the Extended Range Dive Planning sheets.
  • Complete the XR Water Fitness Evaluation as outlined in the SSI Training Standards.
  • Complete at least one 1 pool/confined water skill development session lasting at least 90min as outlined in the instructor manual for Hypoxic Trimix Diving.
  • Complete at least 6 open water training dives as outlined in the instructor manual for Hypoxic Trimix Diving.
  • The total cumulative time for Open Water Training Dives 3-6 must be at least five (5) hours
  • NOTE: if conditions do not permit, or the students cannot make the deepest dives, they may become certified as Hypoxic Trimix 80m divers after the first 4 dives.
SSI Extended Range