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A dive instructor explains why your ears hurt on descent, how to do the Valsalva, Toynbee, Frenzel, and Lowry equalization techniques, a step-by-step descent routine, what to do when one...
A dive instructor breaks down jacket, back-inflate, hybrid, and backplate-and-wing BCDs: how much lift you actually need, how integrated weights and trim pockets affect your dive, how to check fit,...
A dive instructor walks through what actually matters in a dive computer — readability, nitrox support, conservatism settings, and battery type — plus whether air integration is worth it and...
Enriched air nitrox buys you longer no-decompression limits in the 50 to 100 foot range - but costs you depth and requires a nitrox-capable dive computer. Here's what nitrox does,...
A dive instructor explains what actually separates an entry-level regulator from a premium one: piston vs. diaphragm first stages, balanced vs. unbalanced breathing, DIN vs. yoke fittings, environmental sealing and...
Lumens are only half the story. A dive instructor breaks down beam angle, burn time, color temperature, and the three-light system for night diving — plus how many lumens you...
A dive instructor walks through how to find your correct scuba weight: suit-based starting estimates, the eye-level buoyancy check, tank and salinity adjustments, and where to carry the lead for...
Yes — the Suunto Nautic S supports wireless air integration with the Suunto Tank POD, including dual-transmitter support for sidemount. Here's how it works, how to pair it, and what...
A dive instructor's guide to choosing scuba fins: open heel vs. full foot, paddle vs. split blades, stiffness and fit, plus three in-stock fin recommendations for new and intermediate divers.
An instructor's guide to choosing a scuba mask that actually fits: the suction test, single vs dual vs frameless lenses, low-volume benefits, options for glasses and facial hair, plus how...
