First Stage

• Uses a balanced-diaphragm mechanism resulting in ease-of-breathing and consistent performance while environmentally protecting the internal parts
• The first stage is T-shaped as opposed to its in-line predecessor making it more compact and providing optimal hose routings
• Features 2 HP ports and 4 MP ports
• The unique, forged body of the first stage uses less brass making it more compact and lighter weight
• The outer skin provides impact protection as well as a cosmetic flair
• Uses a conical filter for better filtration
• Accepts an optional ACD (auto-closure device) system
• Improved yoke screw eliminates trapped water
• Compatible with EAN 40 new, out of the box

Second Stage

• Mid-size, high performance demand valve second stage
• Easy-to-grip venturi knob stops unwanted freeflow when the regulator is out of your mouth
• Can easily be reversed from right-handed to left-handed configuration by an authorized Aqua Lung dealer without additional parts (QD Version only)
• Comes with Aqua Lung's Comfobite™ mouthpiece which reduces jaw fatigue
• A grid built into the exhaust tee creates finer exhaust bubbles for less noise and more stability
• Easy purge front cover
• A reinforced polycarbonate material makes this second stage stronger than its predecessor
• The side openings on the front cover prevent freeflow when facing into currents or riding a scooter
• This quick-connect model allows the 2nd stage to be removed and reattached without tools. This allows quick change-outs in the field and locker.