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Less heat loss
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Longer bottom time, less deco and shorter surface intervals
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Physiologically safer than OC gas switching
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Always the perfect gas for the dive
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usage independent on the dive depth
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Silent diving which gives a new angle on the marine life
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Several dives on the same day without filling
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Very economical when diving trimix
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Buoyancy independent of breathing
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Lots of possibilities of remedy action bailout
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Communication without special equipment between two CCR divers |
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Expensive
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More vulnerable with all the electronics
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Demands much discipline and training
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Maintenance demanding
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Special logistics, sofno, oxygen etc.
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Some what difficult to travel with
In Danish |
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