Cylinder volume is defined by the internal dimensions of the tank, and normally measured in cubic inches or liters of water. Free capacity is defined by the amount of breathing gas released at the surface that the scuba tank will hold at its maximum rated service pressure. Determining the true ...
Why almost nothing in the dive industry is labeled "Suitable for 100% Oxygen Service"
Thermo is a brand name of SCUBA valves currently manufactured by XS Scuba, a US based corporation. A disclaimer label appeared on Thermo brand SCUBA valves following a specific accident involving 100% ...
Here is the Dive Gear Express recommended procedure to assemble and adjust our DGX Gears Harness with crotch strap (also called the DIR harness) on to a backplate. These instructions assume you are assembling our DGX Gears Harness, with Crotch Strap kit with all the accessories, but works ...
by Mark Derrick, CCR and Gas Blending Instructor
The oxygen sensors in analyzers and rebreathers are complex devices, but fundamentally it's helpful to think of them as oxygen powered fuel cells. They operate on a chemical reaction that produces a weak electrical current that can be measured in ...
Many Southeast Florida area dive boats welcome Nitrox divers, rebreather divers, technical divers, as well as recreational sport divers. Dive Gear Express is happy to recommend a local dive boat where your style of diving is welcome. There are many reasons to dive the Southeast Florida ...
Prepared by Mark Derrick, CCR Instructor on Staff
How much does a Poseidon Se7en+ cost?
A better wording of the question might be 'How much does it cost to switch from an open-circuit diver to a rebreather diver?' The price of the rebreather itself can vary significantly depending on ...
Testing and qualification of the O2ptima CO2 scrubber duration has been done using the ExtendAir CO2 absorbent cartridge model 101C and scrubber designed by Micropore. The recommended O2ptima rebreather scrubber duration for sport diving depths is 240 liters of CO2, if the diver is monitoring ...
