Cave diving with Open Circuit Portugal
The tanks in my cave diving center Portugal

I give all possible technical and cave courses of IANTD for divers and instructors.I give courses only for cave divers or for open water and technical divers who want to be a cave diver. The initial level of a diver does not matter.The list of courses that I give to Open Water divers and Instructors:- Advance Nitrox + Decompression procedures,- Dry suit,- Technical diver,- Normoxic Trimix,- Open Water sidemount, Tec sidemount, Advance cave sidemount,- Open Water DPV, cave DPV, Dual DPV- Intro to cave- Full cave- Stage cave- Technical cave diver

The filling of the twins with a gas