Extended Range Nitrox Total Diving System
- Mask
- Fins
- Buoyancy compensator, including power inflator and d-rings appropriate for stage cylinders
- Delivery System with a primary with a 7-foot hose and an alternate air source
- A single cylinder with either a Y / H valve, or a single cylinder with a single outlet valve and a submersible pressure gauge (SPG)
- If a single cylinder with a single outlet valve is used, a pony cylinder with redundant air delivery system and SPG (all cylinders must have a attached SPG) must also be used
- Integrated depth gauge and timing device or dive computer that is nitrox-capable (preferably multi-gas)
- A single, nitrox-compatible stage cylinder with a single outlet valve, a delivery system and SPG
- Exposure suit appropriate for the environment
- Cutting device
- Compass
- One signaling device for deploying from depth (red surface marker buoy is recommended, but follow local guidelines)
- A reel or spool (recommended minimum line length of 1.2 x maximum planned depth)
- One surface signaling device (whistle or similar)
- Extended Range Dive Log and Dive Planning Sheets, and either wet notes or slate for dive plans