Professional Technical Courses – Prerequisites

EXTENDED RANGE INSTRUCTOR

Be an Advanced Open Water Instructor or equivalent.
Be an Enriched Air Nitrox Instructor or equivalent.
Be a Deep Diving Instructor or equivalent.
Be a Diver Stress and Rescue Instructor or equivalent.
Have certified three (3) Enriched Air Nitrox Divers or equivalent.
Be a Science of Diving Instructor – The Science of Diving Instructor program may be completed in conjunction with the
XR Extended Range Instructor Course.
Have logged at least 20 dives deeper than 30m.
Hold an Extended Range certification or higher.
OR
Hold an Extended Range Trimix certification or higher (for Extended Range Trimix Instructor).
Provide their own Extended Range Total Diving System.
Complete the Extended Range Instructor Assessment Form and provide proof of the required teaching and diving
experience.

EXTENDED RANGE NITROX DIVING INSTRUCTOR

Be an Open Water Instructor or equivalent.
Be an Enriched Air Nitrox Instructor or equivalent.
Be a Deep Diving Instructor or equivalent.
Be a Diver Stress and Rescue Instructor or equivalent.
Be a Science of Diving Instructor – The Science of Diving Instructor program may be completed in conjunction with the
this program.
Have logged at least 20 dives deeper than 30m.
Hold an Extended Range Nitrox Diving certification or higher.
Provide their own Extended Range Nitrox Total Diving System.
Complete the Extended Range Instructor Assessment Form and provide proof of the required teaching and diving
experience.

TECHNICAL EXTENDED RANGE INSTRUCTOR

Be an Advanced Open Water Diver Instructor or equivalent.
Be an Enriched Air Nitrox Instructor or equivalent.
Be a Deep Diving Instructor or equivalent.
Be a Diver Stress and Rescue Instructor or equivalent.
Be a Science of Diving Instructor.
Be an Extended Range Instructor.
Have logged at least 200 dives, including at least 50 decompression dives deeper than 36 meters and a minimum five (5)
dives with at least 30 minutes of staged decompression requiring at least two (2) gas switches.
Be certified in Technical Extended Range.
Provide their own Extended Range Total Diving System.
Complete the Extended Range Instructor Assessment Form and provide proof of the required teaching and diving
experience.

HYPOXIC TRIMIX INSTRUCTOR

Be an Advanced Open Water Diver Instructor or equivalent.
Be an Enriched Air Nitrox Instructor or equivalent.
Be a Deep Diving Instructor or equivalent.
Be a Diver Stress and Rescue Instructor or equivalent.
Be a Science of Diving Instructor.
Be a Technical Extended Range Instructor.
Have logged at least 250 dives, including at least 30 decompression dives deeper than 50 meters, and a minimum of ten
(10) dives with at least 30 minutes of staged decompression requiring at least three (3) gas switches.
Have logged 30 trimix dives.
Hold a Hypoxic Trimix certification or higher.
Provide their own Extended Range Total Diving System.
Complete the Extended Range Instructor Assessment Form and provide proof of the required teaching and diving
experience.