Features:

• First Stage Features: CWD Kit for Extreme Temperature, High Performance in Cold Water
• Balanced Diaphragm First Stage, Tri-Material Valve Technology, Dynamic Flow Control (DFC)
• Chrome Plated Marine Grade Brass, Environmentally Sealed Design
• Second Stage Features: Heavy-Duty for Demanding Dives, Nickel and Chrome-Plated Brass Case
• Fluoropolymer Resin Finish, Cold Water Design, Vortex Assisted Design (VAD) Downstream Valve

Details: The new Abyss 22 Navy is the Mares answer for your challenge in every condition. With careful analysis and evaluation of what happens in cold water, Mares has designed an exclusive product accurately studied to guarantee top performance and reliability under the toughest conditions, including diving under the ice.