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Tag Archive: pony


Sidemount Technical Wreck Diving Subic Bay Philippines

Choosing and Using A Redundant Air Source By Andy Davis Pony cylinders are a popular choice amongst divers who seek a redundant form of air supply as a contingency for Out-Of-Air (OOA) emergencies when scuba diving. There is a lot of debate about when, or if, a recreational open-water diver should need a redundant air […]

Sidemount Technical Wreck Diving Subic Bay Philippines

Pony Cylinders and Redundant Air Sources for Wreck Diving by Andy Davis Recreational wreck divers often question whether they need to carry a redundant source of air when conducting specialist wreck diving activities.  Most agencies and instructors will generally recommend the use of redundant air sources to be a prudent measure for wreck divers.  However, […]