Training : ANDI Technical
American Nitrox Divers International (ANDI)

ANDI Open Circuit Classes
Please note that classes are in order and the previous class is a prerequisite for the following class.
SafeAir User (CSU) (level 2)
Technical SafeAir Diver (TSD) (level 3)
Extended Range Diver (ERD) (Level 4)
Intermediate Trimix Diver (ITM) (Level 5) (Normoxic Trimix - 16% O2 or more)
Tri-Mix Diver (TMD) (Level 5) (Full Trimix)
ANDI Closed Circuit Rebreathers
All Level 2 CCR classes are unit specific. Currently, Dive Addicts can provide ANDI Level 2 CCR training on 3 different units- Hammerhead, Inspiration/Evolution & O2ptima.
Levels 3 & 5 are not unit specific and may be taught on any unit meeting generally recognized safety standards and suitability requirements.

