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Nitrox Course with Double Boat Dive

$239.00* Normally: $474.00 Save 50%

This course is designed to train certified divers to safely:

  • Use nitrox breathing gas with an oxygen percentage ranging from 22 percent to 40 percent.
  • Plan dives within modified No Decompression units using a programable personal nitrox dive computer or by using dive planning software.
  • Describe the hazards of handling high-oxygen gas mixtures, and the basic requirement for cleaning scuba gear for high-oxygen environments (i.e. mixes up to 40% oxygen)
  • Calculate the Maximum Operating Depth of an analyzed nitrox breathing gas at a target depth between 6 meters/20 feet and 40 meters/130 feet and a partial pressure of oxygen between 1.0 and 1.6 bar.
  • Understand the relationship between oxygen partial pressure and NOAA time limits to determine oxygen CNS loading.
  • List the signs and symptoms of Central Nervous System oxygen toxicity.
  • Understand how to calibrate a simple oxygen analyzer and use it to measure O2 percentage in a cylinder and to familiarize themselves with the standard procedures for gas analysis.
  • Demonstrate how to label an analyzed diving cylinder properly.




Transport to and from the pickup point:



  1. Sign up and complete your online training.
  2. Jump on the boat and complete two nitrox dives
  3. Sign off your skills online for certification
Day Departure Time* Drop off*
Fri 07:45 AM 13:00 PM
Sat 07:45 AM 13:00 PM
Sun 07:45 AM 13:00 PM
Mon 07:45 AM 13:00 PM
*times vary depending on wharf selected, exact time given at time of booking.
Manly Yacht Club Rose Bay Wharf
*WARNING - parking is difficult in Sydney and especially at peak times during the day, we encourage you to arrive at your chosen pickup point at least 30-40 minutes prior to departure. If you miss the dives due to traffic and/or parking issues, you will forfeit your dives as per our terms and conditions.



  • Open water (minimum)

Online training

  • Two online modules plus one online final exam completed before your dives

Photo for certification

  • Upload a photo (headshot) to your online training profile

Fitness to Dive

Terms and Conditions

Cancellations, transfers or non-attendance

  1. If you cancel your nitrox course, on or within 3 days of the start date, no refund will be given.
  2. If you cancel your nitrox course with more than 3 days notice, a refund will be offered, less $100.
  3. If you fail to attend your course, no refund will be given; rebooking will be at full cost.
  4. You may transfer your nitrox course once, free of charge, with more than 3 days notice.
  5. Transfers made between 24hrs and 3 days of the start date will incur a $100 fee.
  6. Any cancellations made within 24hrs of your course start time will result in forfeit of the course and rebooking will be at full cost.
  7. If an emergency medical condition manifests within 24hrs of your course start time, proof must be provided in order to transfer your course at the reduced rate of $100.00.
  8. If a medical condition manifests outside of 24hrs and temporarily prevents you from completing the course, the above conditions apply.
  9. If a medical condition manifests outside of 24hrs and permanently prevents you from completing the course, the above conditions apply.
  10. If you fail to complete the course during the scheduled time, a double boat dive must be purchase at the standard rate to dive again.
  11. All fees are per person

Course requirements

  1. Failure to adhere to all of the pre-course requirements found on the course overview page (including completion of online training prior to start date) will result in cancellation of the course. No refund will be given, and rebooking will be at full cost.
  2. All courses must be complete within 90 days of the original start date.

*All Prices are Per Person and Prices may vary depending on Start Dates.

More Information

Meeting Points Price Terms and Conditions Dates & Availability