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First Stage:

• Unique over-balanced, diaphragm design
• 1 HP port and 4 LP ports are available
• An environmental dry system keeps water out of the main chamber

Second Stage

• Pneumatically-balanced second stage
• The large purge button on the ATX is easy to operate even with thick gloves
• The integrated venturi control provides a performance boost at depth while preventing unwanted freeflow at the surface.
• The Comfo-bite™ mouthpiece virtually eliminates jaw-fatigue
• A heat exchanger (patented)
• Offers a compact, integrated exhaust tee

• A first of its kind, over-moulded first-stage end cap and environmental diaphragm
• Developed in accordance with the United States Navy Experimental Dive Unit extreme cold water test
• Forged 1st stage body gives maximum thermal performance
• Ribbed diaphragm clamp on the 1st stage ensures improved heat exchange in cold water conditions
• Angled HP ports allow for optimal hose routing and transmitter fitting
• Over-balanced diaphragm, environmentally sealed 1st Stage
• Pneumatically balanced 2nd Stage
• Protection from impact damage on both the 1st and 2nd Stage
• Simple to use 2nd stage with a reduced chance of free flow
• Double swivel hose for greater freedom and comfort.
• Patented heat exchanger surrounds the valve mechanism, dissipating the cold caused by gas expansion while drawing in the warmth of the ambient water
• Tested for Octopus use to 60 metres in cold water

*Does not include pressure gauge