The Dive Light: A Tool for All Divers

The dive light is essential equipment that can benefit all divers on most dives. There are several types of lights with various uses and a few key considerations you should make before purchasing. There is no one-size-fits-all approach to dive lights, so each diver must carefully consider their own goals and needs before deciding which model is most useful.

Lights are tools for all divers

Compressors

Do you fully understand the origins of breathing gas? Learn more about the art and science of producing breathing gas.

Man holds an oxygen tank

How Split Fins Work

Split fins work in a specific way that enables reduced drag and enables enhanced propulsion. Read more about split fins.

Close up of fins in water

Dive in the Fast Lane with DPVs

NEW AND IMPROVED TECHNOLOGY enters the dive industry every year. Divers of all experience levels can now utilize smaller, lighter, faster, quieter, and more reliable DPVs to make their diving safer and more enjoyable. 

Know Your Oxygen-Delivery Masks

Oxygen units include various delivery systems, including oronasal masks, nonrebreather masks and bag valve masks, so divers should know the appropriate mask to use in each situation.

Customize Your First-Aid Kit

What is in your first aid kit? Beyond bandages and an ointment, are you prepared for any and every situation? Here are some expert tips on how to customize the perfect first aid kit.

A man gets a wound on his knuckle dressed and bandaged

How Old is Too Old

Dive computers and BCDs are expensive, which can make it very tempting to keep using the ones we own year after year. Remember that this is life-support gear, and it won’t last forever.

DIN Connectors Are No Yoke

Pick the valve or connector that best suits your diving lifestyle, and always stay within your limits: Equipment is no substitute for training.

Hooked on Hookah Diving

Understanding the way hookah systems work and knowing how to manage their associated risks will allow for an efficient and enjoyable hookah diving experience. It can be a safe and fun way to introduce people to the underwater world.

Piston or Diaphragm: Does It Matter?

There are two main ways for these devices to respond to changes in supply pressure, demand and depth in real time. Diaphragm-sensed regulators use a flexible element to adjust to these changes and to ensure constant outlet pressure and flow relative to depth; piston-sensed regulators use a sliding metallic piston that moves to adapt to these variations.