We offer the full line of IANTD Courses: IANTD Essentials, IANTD Advanced Nitrox, IANTD Advanced Recreational Trimix

IANTD Advanced Recreational Trimix Diver in Dahab

The foundation program for safe mixed gas technical diving. The IANTD Advanced Recreational Trimix program covers the core skills from the technical diver training programs including the use of twinsets with central isolation manifolds and decompression skills and procedures using bottom mixes of Recreational Trimix with oxygen contents between 21% and 40% with a maximum pO2 of 1.5 bar, combined with a helium content to yield an Equivalent Narcotic Depth (END) no greater than 30 m.

An essential component of the IANTD Advanced Recreational Trimix program is equipment configuration which is covered in a series of lectures and practical workshops. The aim being to construct a safe self-sufficient equipment configuration that is streamlined, accessible and promotes familiarity. Theory covered includes the END concept, oxygen physiology, oxygen tracking, the use of EANx as a decompression gas, gas switching techniques, partial pressures, and best mixes.

The IANTD Advanced Recreational Trimix program qualifies divers to dive to 45m and to perform unlimited decompression utilizing EANx decompression mixtures with an oxygen concentration no greater than 1.5 pO2. The student has the Option to add two extra dives and become Advanced Recreational Plus certified. This will extend his depth to 51m

Lagona Divers – Technical highly recomends to combine this program with the IANTD Essentials Divers Course,

Prerequisites IANTD Advanced Recreational Trimix:
  • Proof of 30 logged dives and certified as:
  • IANTD EANx Diver or equivalent
  • IANTD Deep Diver or equivalent
  • Min. 15 years old (with a parent or guardian authorization) or
  • Min. 18 years old


  • Dives: min 4 open water dives with a total bottom dive of 120min
  • Two dives must be between 40 and 45 m.
  • Additional Advanced Recreational Trimix Diver plus requirements:
  • Two extra dives with a total run time of 60 minutes.
  • At least 1 dive must be between 40 m and 45 m
  • At least 1 dive must be between 42 m and 51 m
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