TDI Extended Range is a specialty course for divers who have limited access to Trimix. It emphasizes skills development, solid procedures, and diver responses to situations. Students will learn how two decompression gases can be used and how to safely diversify in the Extended Range environment. TDI Extended Range training diving is conducted using nitrox, air, or both.
TDI Trimix
TDI Trimix certification opens the doors to many new dive sites. This certification can also allow divers to travel up to 60 m/200 ft. Extended Range is also available via eLearning. TDI eLearning is available online if you cannot find a dive shop in your area. This course will inform you about the benefits and advantages of extended range dives.
The Extended Range course allows you to dive in more challenging areas and reduce your nitrogen narcosis. Stage decompression diving is a process that involves using two stages of enriched air, oxygen or enriched water. You can also combine the Extended Range course with TDI Trimix Diver certification.
TDI Trimix training will prepare you for advanced diving and allows you to dive up to 60 meters in normoxic conditions. TDI Trimix training focuses primarily on safety and skill improvement, since any problems at this level must be resolved quickly. To achieve this, divers need to feel at ease with procedures that will help prevent complications.
