TDI Mod 2: Mixed Gas CCR
The TDI Mixed Gas CCR (TDI MOD 2) teaches experienced divers to use mixed gas containing helium in order to better control the effect of nitrogen narcosis. Rebreathers are able...
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The TDI Mixed Gas CCR (TDI MOD 2) teaches experienced divers to use mixed gas containing helium in order to better control the effect of nitrogen narcosis. Rebreathers are able...
This is the entry level certification course for Closed Circuit Rebreather (CCR) and will teach you techniques to dive with a rebreather safely including: Benefits and hazards while rebreather diving...