The TDI Trimix diver program qualifies divers to perform dives up to 60m while using helium-based breathing mixtures (with at least 18% oxygen) to reduce the END to a maximum 40m and to perform required decompression stops using any mixture of EANx up to 100% oxygen.

What do I need to start?

• TDI Advanced Nitrox & Deco Procedures or equivalent
• Have a minimum of 100 logged dives of which at least 30 deeper than 27m
• Be 18 years of age