Upon successful completion of this course, divers are considered competent to plan and execute closed circuit rebreather dives to 90 m with up to 180 mins of planned decompression utilizing utilizing helium-based breathing gas mixtures and three decompression gases.
The CCR Tech 90 Diver course is normally conducted over five days. It requires a minimum of six dive sessions and at least forty hours of instruction, encompassing lectures, land drills, and at least eight hours of dive time.
| Title | Dates | Instructor | Location | Slots | |
|---|---|---|---|---|---|
| FATHOM CCR Tech 90 Diver | Nov 22, 2026 – Nov 27, 2026 | Giovanni Gastaldo | Tulum, QR - Mexico | 0/3 | View |
