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Extended Range Nitrox / Advanced Nitrox

Course Intent (XREAN)

Extended Range Nitrox Diving certification entitles the holder to dive with an equally- or more-qualifed buddy, on dives using the equipment configuration used during training and extended range procedures to depths of up to 40 meters, and requiring staged decompression stops of no longer than 15 minutes based on a back gas profile.

Passing Criteria

At the Extended Range level:
• Demonstrate the ability to maintain trim at +/- 15 degrees throughout the entire program.
• Demonstrate the ability to perform all skills perfectly with almost no shift in buoyancy or trim.
• Demonstrate advanced awareness of buoyancy, trim, stability, propulsion, and teamwork.


Extended Range Nitrox

- 16 Years old

- Deep Diving

- Enriced Air Nitrox (40%)

- 24 logged dives

Sea Turtle

Promotion Inclusive

- SSI certification when completed passing criteria

- Decompression stage cylinder, gas, and regulator

- Professional Fee

- Boat accident insurance

Extended Range Nitrox

- Theory Session and Examination (8 hours)

- 1 days pool training (12 - 14 hours)

- 2 days (6 dives) boat diving (Pattaya or Samesarn Area) with lunch

Promotion Exclusive

- Student's travel expenses and accommodation

- Diver's Basic equipment (Lights, BCDs, Primary Regulator, DSMBs, Reels, Fins, Masks, Wetsuits)

- Additional training days as needed (pool and boat)*

- Voluntary SCUBA diving insurance [get diving insurance]

- Required pre-requisite courses (contact us for more detail)

*Students may be required additional training days to refine their skills to meet passing criteria

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