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IANTD Advanced Recreational Trimix

IANTD tech diving


padi tech trimix courses in the philippines
  • Gives a fuller understanding of the applications of both EANx and of trimix in recreational to intermediate diving depths.
  • Provides a thorough grounding in deep diving theory and technique.
  • Is an entry level Technical Diving program introducing the discipline involved in technical dive planning and certifying the diver to make dives beyond recreational no-decompression limits
  • Is an acceptable prerequisite prerequisite for IANTD Normoxic Trimix Diver Training.


  • Must be IANTD Recreational Trimix certified, or a Nitrox Diver and IANTD Deep Diver with 30 logged dives as a minimum, or equivalent as below
  • Have sufficient experience to satisfy the instructor that the student has the ability and knowledge to continue into this level of training.

Program Content and Limits

padi technical diving
  • Max. Depth 48m/160ft
  • Approximately two hours of confined water working specifically with skills, emergency procedures, etc.
  • Four boat dives, with a minimum of 120 minutes of bottom time. At least two dives will be on trimix with a maximum Equivalent Narcosis Depth of 24m/80ft.
  • EAN 41-100 used to teach the fundamentals of safety\decompression stops. Simulated or real decompression stops may be on any mix with no PO2 exceeding 1.5 ATA.
  • Decompression will be limited to a maximum of fifteen minutes

Academic presentations will include

  • Review of Basic EANx.
  • Equipment concepts and configuration.
  • Stress management.
  • DCS and Decompression theory.
  • Oxygen use and abuse
  • Purpose and application of Helium in diving.
  • Gas management.
  • Nitrogen narcosis.
  • Injury management

Note: This is the most complete and useful entry level certification for a diver entering Technical Diving.

Duration: 4-5 days.