The first inhalation under water is the start of a new adventure. The revolutionary combination of Venturi effect and inhalation effort adjustment is natural and intuitive. Aqualung's Master Breathing System allows divers to control both in one simple rotation. All depths, all conditions, all dives - MBS will adapt.
First Stage
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Type of first stage Overbalanced diaphragm design
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Auto-Closure Device (ACD) Yes
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Number of HP ports 2
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Number of MP ports 4
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1st Stage Flow Rate 1500 l/min
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1st Stage Weight in DIN 747 g
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1st Stage Weight in Yoke 957 g
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Environmental Dry Kit Permanent
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First stage exterior Chrome over marine brass
Second Stage
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Type of second stage Pneumatically balanced
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Controls Venturi switch combine breathing resistance
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Breathing resistance - MBS Adjsutable and combine with venturi
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Mouthpieces 2ea. – A Comfo-Bite, installed, and a standard with bite wings in the box
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Lip shield Included
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Heat Exchanger for freezing resistance Standard on all models
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2nd Stage Weight 227 g
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Hose length 730 mm
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Overall work of breathing (WOB) scores Avg. 0.70 joules/liter
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Nitrox compatible Yes, to 40% O2
