AquaLung Airsource 3 QD

The Airsource 3 combines the second stage with a power inflator. The second stage valve is pneumatically balanced resulting in unparalleled performance and consistent breathing from start of dive to end. Ideal for use with over-balanced first stages. The Airsource 3 combines a high-performance second stage with a power inflator. By eliminating the need for a traditional octopus, the diver can streamline his entire system. In addition, unlike a traditional octopus that can drag in the sand or damage coral, you'll take comfort knowing that the Airsource 3 is right in front of you ready to deliver life-saving air in a moment's notice. The second stage valve is pneumatically balanced resulting in unparalleled performance and consistent breathing from start of dive to end. Ideal for use with over-balanced first stages. Redesigned “Trim Grip” in the middle of the corrugated hose allows the diver to dump air from BC during ascent without removing the Airsource from the mouth. Using a clever b