Posted by Bill Johnson on July 12, 2001 at 11:54:25:
In Reply to: its no longer a pre-req posted by CalAbDiver on July 12, 2001 at 10:27:12:
Both TDI Advanced Nitrox (not the same as IANTD Advanced Nitrox) and TDI Decompression Procedures ARE pre-requisites to TDI Entry Level Trimix. TDI Trimix pre-requisite courses certify the diver to 150' WITHOUT HELIUM.
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