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Oceanauts Diving

Extended Range Nitrox (40m)

Extended Range Nitrox (40m)

Regular price £500.00 GBP
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The SSI Extended Range Nitrox Diving program provides divers with the training necessary to independently plan and conduct limited decompression dives to a maximum depth of 40 meters, using nitrox mixtures of up to 100% and recreational or Extended Range Total Diving Systems and procedures with an equally-qualified dive buddy.


Certification Prerequisites: Deep Diving and Enriched Air Nitrox 40% certification
Have logged at least 24 dives.

Open Water Dives: 2 days
Maximum Training Depth: 40 meters
Suggested Duration: 16 hours
All dives must be completed using one of the following configurations:

A complete recreational Total Diving System, appropriate for single gas switch, non-accelerated decompression diving. One stage cylinder and stage regulator, oxygen cleaned as required or,

A complete recreational Sidemount Total Diving System, appropriate for single gas switch, non-accelerated decompression diving.
One stage cylinder and stage regulator, oxygen cleaned as required.

We will complete a days academic and equipment configuration session with you individually tailoring your kit to you and discussing the techniques and principles of buoyancy, trim and propulsion. You must complete an Extended Range Nitrox Diving final exam with a passing score of 80% and be able to independently plan a full dive plan using the Extended Range Dive Planning sheet.

Open Water training days will be at a site appropriate for the depth requirements.

The first two open water training dives must be conducted at depths no deeper than 30 meters. The third and fourth training dives must be conducted at depths between 30m and 40m.
One dive must be to minimum of 35m for certification.

How it works

You will be sent an email to view the course materials on to start your academic development. We will schedule 1 day to complete the first part of the academic development and kit configuration session. The Pool session will contain the swim test and development of trim, buoyancy and propulsion. 2 days of Open Water will be the bulk of the program, with academic development session to be scheduled as required. Thorough de-briefing and feedback will be given at the end of each session.

What's included?

All Learning Materials
All Pool fees are included (if required) but entry to open water sites is not included
Cylinder rental is included (chosen gas will be extra)
Kit rental can be organized but we recommend you have your own equipment for this course.

We are committed to your success, if you require more help we are there for you. Upon successful completion of the course you will be able to dive 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.

Extended Range Nitrox Diving students may credit dives in this program to dives 1-4 of the Extended Range program, providing that the program was successfully completed in an Extended Range Total Diving System (twinset or sidemount). If Extended Range Nitrox Diving was completed in a recreational Total Diving System or Extended Range NitroxTotal Diving System (single cylinder) only academic credit for the Extended Range Nitrox Diving portion of the program can be given.

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