New Zealand Diving
Extended Range Diver
It is not uncommon to find spectacular dives at depths deeper than 39m/130 feet however you may not have access (or very limited access) to helium. The TDI Extended Range course teaches you the proper techniques for utilizing compressed air as a breathing gas and with a maximum depth of 55m/180 feet you won’t have to miss those dives. The Extended Range course will cover topics and skills such as:
Equipment requirements and configuration
- Decompression options
- Use of surface marker buoys
- Buddy rescue
- Narcosis checks and management
Who this course is for:
- The certified Advanced Nitrox/Decompression Procedures diver looking for the next step in technical dive training. Whether you’re looking to expand upon your skills, experience, or just go a little deeper to see an area of interest, this course is for you!
Materials for this course include the Extended Range Diving Manual and the US Navy or Buhlmann Air Decompression Tables (made of vinyl for easy in-water use and storage)
Student Prerequisites
1. Minimum age 18
2. Certified as a TDI Advanced Nitrox Diver and TDI Decompression Procedures Diver, or equivalents
3. Provide proof of a minimum of 100 logged dives, of which 25 must be deeper than 30 metres / 100 feet
Three day course includes theory & 4 x deep dives.
To find out more check our website for details
Price excludes accomodation
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