| The scuba regulator is employed in an open-circuit | | | | Regulator that is equipped with an adjustable second |
| scuba set. Said scuba equipment reduces high air | | | | stage. |
| pressure conveyed by the diving cylinder to the first | | | | 3. Weight of the Scuba Regulator. Visualize yourself |
| stage and feeds breathable gas to the diver through | | | | on a dive and using just any other type of scuba |
| the second stage's mouthpiece. Also called pressure | | | | regulator. Is the regulator bulky to considerably |
| regulator or demand regulator, the scuba equipment | | | | increase drag and cause jaw fatigue or is it buoyant |
| is one of the essentials to diving that determines | | | | enough for you to carry around with your mouth? |
| breathing quality and inhalation effort during the dive. | | | | Lightweight scuba regulators use polycarbonate |
| But given the different types of regulators and the | | | | thermoplastics for its housing to make the scuba |
| pertinent design of its first and second stage | | | | equipment compact, sturdy and corrosion-resistant |
| components, how should a neophyte diver - or even | | | | that makes them fit for extended use. |
| a seasoned diver at that, choose a scuba regulator | | | | 4. Nitrox Compatibility. This entails an ocular inspection |
| that incorporates user adjustment and delivers a | | | | of the cylinder tank (Nitrogen and Oxygen |
| venturi-assisted air flow in its features? Consider your | | | | proportions) and scuba regulator (Nitrox compatibility) |
| diving purpose and frequency. Better yet, take note | | | | specifications. As a matter of convention, most |
| of the following criteria to guide you in your purchase: | | | | regulators are suited for nitrox mixture use out of |
| | | | the box; containing the standard, maximum |
| 1. The Scuba Regulator's Mouthpiece. Check the | | | | proportion of 40% Oxygen (in terms of volume) but |
| specifications if the regulator is outfitted with a | | | | then again, there are gas mixes supporting leaner |
| patented orthodontic mouthpiece. This implies that it | | | | proportions of oxygen such as the trimix. Therefore, |
| is ergonomically-designed to accommodate an | | | | check if the scuba regulator supports the gas |
| overbite or underbite by the human mouth. An | | | | mixture configured for your diving cylinder prior to |
| ergonomic mouthpiece helps reduce fatigue in the | | | | purchase. |
| mouth and jaw area, particularly in the cruise of | | | | 5. No-Contaminant Feature. As much as possible, |
| lower depths and extended dives. | | | | choose a diving regulator that has been |
| 2. User Adjustment Settings. There are | | | | manufactured using Dry Valve Technology (DVT). |
| optimally-designed scuba regulators that are outfitted | | | | DVT operates through an automatic valve that |
| with adjustment levers to therefore allow divers to | | | | prevents contamination of the first stage mechanism |
| finetune valve settings in order to provide the least | | | | to thus prevent regulator flooding and the entry of |
| possible inhalation effort throughout the dive. One | | | | moisture or dust particles. This likely improves scuba |
| notable scuba equipment is the Aeris AT 400 Pro | | | | regulator performance and extends its useful life. |