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PSAI Extended Range Nitrox Diver  

The PSAI Extended Range Nitrox Diver course is designed for those divers who wish to conduct dives beyond 45 meters (150 feet) but not exceeding 55 meters (180 feet), using staged decompression techniques for both depth and extended bottom times. This course uses air as the primary back gas and nitrox as decompression gas(es).



Extended Range Nitrox Diving Equipment & Configuration

Enriched Oxygen Mixture

The Physiological Effects of High Oxygen Partial Pressures

Tracking CNS Exposure and OTU’s


Decompression Sickness

PSAI Dive Planning and Execution Procedures for Extended Range Nitrox Diving

PSAI Extended Range Nitrox Diving Skills