Many thanks for guiding & video to Alexey "Tishina" Grishin - [ Ссылка ]
TDI Normoxic Trimix Course with Planet Divers: Technical Diving, Extended Range Dive, Tec Dive, Tech Egypt, The Canyon, Deep
![](https://i.ytimg.com/vi/XUbWBxar8ro/maxresdefault.jpg)
Many thanks for guiding & video to Alexey "Tishina" Grishin - [ Ссылка ]
TDI Normoxic Trimix Course with Planet Divers: Technical Diving, Extended Range Dive, Tec Dive, Tech Egypt, The Canyon, Deep