O.C courses
O.C courses
The last 3 weeks have seen me back on OC teaching a mixture of Advanced Nitrox, Tec Sidemount, Advanced Recreation Trimix and Extended Range. Tomorrow it is back to the Rebreathers and day 1 of a Mod 1 on the AP Vision The photo is of Perko on his qualifying dive, for his Extended Range course at NDAC.
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