Air Diluent CCR Diver
If a student is already qualified as TDI Air Diluent CCR Diver or equivalent from agencies recognized by TDI wishes to qualify on another CCR recognized by TDI, the student must follow all unit specific course standards with the exception of:

  • Minimum of 60 minutes confined water training to a maximum of 9 metres / 30 feet
  • Minimum of 180 minutes open water training to be completed over a minimum of 3 dives to a maximum depth of 30 metres / 100 feet

Cross over's are conducted over 3 full days at the discretion of the Instructor


Open Circuit Courses

Rebreather Courses

I currently offer Factory approved training on the ISC Megalodon Rebreather, AP Inspiration and Evolution Rebreather, VR-Technology Sentinel and Ouroboros Rebreathers and the JJ-CCR rebreather

Overhead Training

Tech-ccr also offers Instructor Training at all levels