Pure Tech Training
TDI air diluent rebreather diver – IANTD rebreather recreational diver
Prerequisites: Minimum 18 years old, 50 open water dives, advanced nitrox or equivalent, this course can be co-taught with the rEvo course The course duration will be between 5 and 7 days depending on your experience and performance. After successfully completing the course you will be able to attend the rEvo decompression procedure course.
TDI air diluent rebreather decompression procedures diver (40m)- IANTD rebreather diver (40m)
Prerequisites:Minimum 18 years old, 50 open water dives, advanced nitrox or equivalent, Decompression procedures or equivalent
The course duration will be 5 days, if upgrading after the rEvo air diluent course the duration will be 3 to 4 days depending on performance.
TDI helitrox diluent rebreather diver (45m)- IANTD advanced recreationaltrimixdiver (45m)
Prerequisites:Minimum 18 years old, 50 open water dives, advanced nitrox or equivalent, decompression procedures or equivalent, helitrox diver/advanced recreational diver or equivalent
The course duration will be 6 days, after successfully completing the course the diver will be able to dive to 45m using helitrox diluent.
Rebreather crossover course
If you are already a rebreather diver on another rebreather you must do the crossover course that takes 2.5days
Pure Tech Advanced Training
TDI mixed gas rebreather course /IANTD normoxic rebreather diver
The objective of the course is to train divers in the benefits, hazards and properprocedures for mixed gas diving on the unit specific CCR, utilizing a mixed gas diluent containing 16 percent orgreater oxygen, and to develop intermediate CCR diving skills appropriate to technical diving to a maximum depth of 60 meters.
Prerequisite of the course, TDI Air Diluent Decompression Procedures Rebreather/TDI CCR Helitrox Diluent Decompression Procedures Diver course, IANTD rebreather diver or equivalent,a minimum of 50 rebreather hours distributed over a minimum of 50 dives on the rEvo, half of which must be deeper than 20 meters. If the diver has 50 hours on another CCR unit, only 25 hoursare required to be on the rEvo.
Duration of the course is 4 days.
TDI advanced mixed gas rebreather course / IANTD trimix diver
This is the highest level certification course for divers. The objective of the course is to train divers in the benefits,hazards and proper procedures for advanced mixed gas diving the rEvo and to develop advanced CCR diving skillsappropriate to technical diving to a maximum depth of 100 meters.
Prerequisite of the course,Certified TDI CCR Mixed Gas Diluent diver/IANTD normoxic rebreather diver, or equivalent witha minimum of 100 hours as a certified CCR diver over a minimum of 100 dives.Aminimum of 50 hours and 50 dives must be on the rEvo. Fifty percent of these dives must bedeeper than 30 meters.
Duration of the course is between 5 and 7days depending on student performance and experience.
Rebreather cave diver
The most demanding diving course. The course duration will be between 7 and 10 days depending on diver qualification and performance during the course.
The crossover from OC cave diver to rEvo rebreather cave diver will take 3 days.

