Diver Courses
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Rebreather Courses
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Advanced Mixed Gas CCR Diver

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Oxygen Equipment Service Technician
Nitrox Gas Blender
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Instructor Courses
Nitrox Instructor
Advanced Nitrox Instructor
Decompression Procedures Instructor
Extended Range Instructor
Trimix Instructor
Advanced Trimix Instructor
Advanced Wreck Instructor

Rebreather Instructor Courses
SCR Instructor
Air Diluent CCR Instructor
Mixed Gas CCR Instructor
Advanced Mixed Gas CCR Instructor

Specialty Instructor Courses
O2 Equipment Service Technician Instructor
Nitrox Gas Blender Instructor
Advanced Gas Blender Instructor
Mixed Gas CCR Diver
This is the intermediate level certification course for divers wishing to utilize a Closed Circuit Rebreather (CCR) for mixed gas diving. The objective of the course is to train divers in the benefits, hazards and proper procedures for mixed gas diving on a CCR, utilizing a mixed gas diluent containing sixteen (16%) percent or greater oxygen, and to develop intermediate CCR diving skills appropriate to technical diving to a maximum of 60 metres. This course is unit specific.

What do I need to start?
Minimum age: 18 years.
Have a verified log of a minimum of 50 rebreather hours distributed over a minimum of 50 dives on the specific rebreather. 50 % deeper than 20 metres. All to be deeper than 9 metres. If the diver has 50 hours on another CCR unit, only 25 hours are required to be on the unit this course is to be taken with.
Have completed and qualified the Air Diluent CCR Course or equivalent.

View TDI Course Standards
View IANTD Course Standards

£600 - 5 Days

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