- Hypoxic Trimix certification
- Deep Diving Instructor
- Diver Stress & Rescue Instructor
- Enriched Air Nitrox Instructor
- Technical Extended Range Instructor.
Have logged at least:
250 total dives, 30 decompression dives deeper than 60 meters.
Duration: 4 days
This program certifies you to train students to independently plan and conduct multiple-gas switch, multiple-stop decompression dives to depths of up to 100 meters.