Aqua Lung Helix Pro Regulator Din

When comparing performance with price, Helix is a must have. This mid-range regulator has balanced first and second stages. It represents the DNA of the Aqualung regulators. SpecsFirst Stage Models: Yoke, DIN, Supreme Yoke, Supreme DIN Type of first stage: Balanced diaphragm design Auto-Closure Device (ACD): No Number of HP ports: 2Number of MP ports: 41st Stage Flow Rate: 1450 l/min 1st Stage Weight in DIN: 510 g1st Stage Weight in Yoke: 700 g Environmental Dry Kit: no First stage exterior: Chrome over marine brass Second Stage Type of second stage: pneumatically balanced Controls: Venturi switch Breathing resistance: Preset Mouthpieces: Comfo-Bite Lip shield: no 2nd Stage Weight: 175 g Hose length: 730 mm Overall work of breathing (WOB) scores: Avg. 0.80 joules/liter Nitrox compatible:Yes, to 40% O2 when new, out of the box FeaturesFirst StageBalanced Diaphragm A balanced diaphragm provides superior, consistent performance Yoke or DIN Available in yoke (3,300psi/232 bar max.) or DIN