{"product_id":"scuba-com-aqualung-helix-pro-din-regulator","title":"Aqualung Helix Pro DIN Regulator","description":"\u003cp\u003e\u003cstrong\u003eQuick answer:\u003c\/strong\u003e Aqualung Helix Pro DIN Regulator is a regulator from Aqualung. Fat Guy Scuba Supply lists it through our Scuba.com affiliate partnership, and you complete your purchase at Scuba.com.\u003c\/p\u003e\u003ch2\u003eWhy it's worth a look\u003c\/h2\u003e\u003cp\u003eOwning your regulator means you know exactly how it has been serviced and set up. For bigger divers who breathe harder on long surface swims or in current, a regulator you trust and know well is one of the best upgrades you can make.\u003c\/p\u003e\u003ch2\u003eSpecs\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Aqualung\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1'st Stage Type:\u003c\/strong\u003e Over-Balanced Diaphragm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLP Ports:\u003c\/strong\u003e Four, 3\/8\"-24 UNF Thread\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHP Ports:\u003c\/strong\u003e Two, 7\/16\"-20 UNF Thread\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable 2'nd Stage:\u003c\/strong\u003e Yes, Dive\/Pre-Dive Venturi (Free Flow) Switch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNitrox Compatible:\u003c\/strong\u003e Yes Up To 40% O2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2'nd Stage Type:\u003c\/strong\u003e Pneumatically Balanced Downstream Demand Valve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterials:\u003c\/strong\u003e First Stage: Chrome Plated Brass Second Stage: Techno-Polymer, Silicone\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHose Thread:\u003c\/strong\u003e Delicate Internal Parts Not Exposed to Contaminants: Salt, Sand, Chlorine or Pool Acids Requires Less-Maintenance T-Shape: Less Brass Lighter Weight, More-Compact Four, 3\/8\" UNF LP Ports Two, 7\/16 UNF HP Ports Ports Angled for Optimum Hose Configuration Service Pressure: 300 bars (4350 psi) Second Stage: Pneumatically Balanced Design Delivers Gas at Constant Pressure Easy Work-of-Breathing Breathing Effortless Independent of Depth or Tank Pressure Venturi Switch: Helps Prevent Free-Flow Works at Surface \u0026amp; when Regulator Out-of-Diver's Mouth Easy-to-Grip Venturi Lever Performance Boost at Depth Heat Exchanger (patented): Surrounds Valve Mechanism Dissipates Cold Caused by Gas Expansion Draws-In Warmth of Ambient Water Comfo-Bite Mouthpiece Installed Mouthpiece Reduce Jaw Fatigue Standard w\/Bite Wings In-Box Reusable Mouthpiece Clamp\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eBefore you buy\u003c\/h2\u003e\u003cp\u003eMatch yoke or DIN to the tank valves you use most, confirm a local shop can service it, and have it set up and bench-checked by a qualified technician before diving.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"https:\/\/scuba.prf.hn\/click\/camref:1101l5s2jP\/creativeref:1011l185847\/destination:https%3A%2F%2Fwww.scuba.com%2Faqualung-helix-pro-din-regulator%2Fp%2Fudrhpd\" rel=\"nofollow sponsored noopener\" target=\"_blank\"\u003e\u003cstrong\u003eCheck Availability at Scuba.com\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eFat Guy Scuba Supply may earn a commission when you purchase through certain links on this page, at no additional cost to you.\u003c\/small\u003e\u003c\/p\u003e","brand":"Aqualung","offers":[{"title":"Default Title","offer_id":43725384089661,"sku":"SCUBA-UDRHPD","price":699.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0598\/5298\/0285\/files\/UDRHPD.jpg?v=1790521735","url":"https:\/\/fatguyscubasupply.com\/products\/scuba-com-aqualung-helix-pro-din-regulator","provider":"Fat Guy Scuba Supply","version":"1.0","type":"link"}