Description
The Professional Scuba Association International’s (PSAI)
PSAI Advanced Mixed Gas Closed Circuit Rebreather Diver Manual
The PSAI Trimix CCR Diver Manual is written for those readers who wish to know about conducting dives using helium based bottom mixes with associated advanced staged decompression techniques.
This manual is used in the PSAI: Trimix Fundamentals,
Expedition Trimix, & Explorer Trimix /Advanced Mixed Gas Closed Circuit Rebreather courses