Do you dive with Nitrox?  If so, this is the SPARE AIR for you. It is the perfect addition to your Nitrox System, with quick and easy refills from your own Nitrox SCUBA tank.  , Spare Air has been a trusted back-up air supply for three decades. Just 13 inches tall and two inches in diameter, the Spare Air 300- N uses a balanced, single-stage regulator that screws directly onto the bottle. It stows in a custom holster that mounts to a BC, and can easily be deployed one-handed. The Spare Air 300- N is always on, so in a pinch you just put it in your mouth and start breathing. Fill the 300 N straight from your primary cylinder in seconds via a yoke adapter. You can also fill directly from a fill station or compressor with a special fitting. A built-in pressure indicator nub protrudes when the bottle is full, or you can get an optional dial pressure gauge.. The bottom line: Easy to fill, stow and use, the Spare Air 300- N is the perfect miniature redundant Nitrox supply system


• Nitrox ready up to 40% EAN
• 3.0 cubic feet of air
• Refillable to 3000 psi off any Nitrox SCUBA tank or air compressor with included refill adapter (patented)
• Easily attaches to your BC with included holster and safety leash
• Small, hands-free, nearly neutrally buoyant
• Breathe on demand regulator -No complicated instructions
• Completely redundant back-up miniature SCUBA system
• Faster than buddy breathing and easier than an octopus