Normoxic Trimix Diver

This course teaches the students to dive within the 60 mt. depth with a mixture of three main gases (trimix): 20% oxygen, 30% helium, 50% nitrogen.
Preriquisite: advanced eanx diver
Equipment:
· the same of the Deep air diver course
· double tanks (12lt+12lt)
· 1 decompression tank
· 2 decompression tanks if the diver has a Technical Diver certification.