Course overview

Extend your bottom time with the SSI Enriched Air Nitrox specialty in Phuket, a favourite among divers on busy boat days and Similan Islands trips. You learn to analyse enriched-air cylinders, set your computer and plan dives that lengthen no-decompression limits at the Andaman Sea's typical reef and wreck depths. The certification is delivered digitally through MySSI.

What you’ll learn

• Understand the advantages and limitations of nitrox
• Analyse the oxygen content of a cylinder
• Configure a dive computer for enriched-air mixes
• Calculate maximum operating depth and exposure limits
• Plan dives to maximise no-decompression time
• Apply oxygen-toxicity safety considerations

Prerequisites

• Minimum age 12
• SSI Open Water Diver or equivalent
• Diver medical clearance where required

What's included · What's not

Probability of sightings · month-by-month

What you're likely to see each month, based on historic operator logs.

Day-by-day itinerary

1. Day1
   Nitrox theory and analysis

   Academics and gas-analysis practice, plus computer set-up and dive planning.
2. Day2
   Applied dives

   Optional enriched-air dives at a local reef to apply the procedures, leading to certification.

Verified through iDive

Every partner school in the iDive network is vetted on safety, instructor credentials, equipment standards and student feedback. Talk to a iDive dive pro on WhatsApp for current availability and reviews specific to Phuket.

Frequently asked questions