Days: 5-6 days
  1. Minimum age 18
  2. Provide proof of 20 logged open water dives
  3. Provide proof as a TDI Nitrox Diver or equivalent from agencies recognized by TDI*
  4. If the rebreather is a TDI approved sidemount rebreather, the student must hold the TDI Sidemount Diver certification or equivalent and provide proof of 10 logged sidemount dives.


This is the entry level certification course for divers wishing to utilize a closed circuit rebreather (CCR) for air diving.
The objective of the course is to train divers in the benefits, hazards and proper procedures for diving a CCR and to develop basic CCR diving skills to a maximum depth of 30 metres / 100 feet, using air as a diluent.
No decompression diving is allowed on this course.

Minimum of 420 minutes open water training to be completed over a minimum of 7 dives