RB Deco 40m/130ft


This Speciality is designed to extend your knowledge and introduce the skills and decompression procedures required in the use of oxygen enriched gases for Sport Diving. It develops the sport diving skills and provides a greater understanding of the concept of limited decompression sport diving.

This programme qualifies you to a depth of 40m / 132ft and complete dives with mandatory decompression stop requirements for up to maximum of 15 minutes.

This speciality is generic and may be applied to any rebreather which meets the requirements and any diver who meets the prerequisites.

The Programme employs the following:

Open Circuit oxygen enriched gas (EANx / Nitrox) mixes from 21% to a maximum of 40% oxygen content with a maximum PpO2 limit at TOD 1.4
Diluent gas must not have an oxygen content below 21% PpO2
Maximum SET POINT 1.3
Up to 15 minutes of required decompression obligation.


To be a minimum of 16 years old.
To be a certified diver for at least 3 months.
Certified RAID Rebreather Level 2 diver or equivalent 30m / 98ft rebreather certification/s
Submit a current Rescue Breathing/CPR Training and Oxygen Provider certificate (DAN/equivalent).
Rebreather Speciality or equivalent.
30 logged hours underwater using a rebreather within the last 18 months. logged at least 5 hours between 20 - 30 m/66 - 98 ft. Documented proof of prerequisite requirements needs to be presented to the Dive Centre for approval prior to any in water training.
Complete the medical statement and if you answer YES to any question, then pass a dive medical. We do recommend you have a dive medical with a certified dive doctor, before this course


On-line e-learning academic presentations, quizzes, exam and practical skills as detailed.
Stamina and Watermanship skills.
Confined Water Training. Minimum 2 hours.
Open Water Training. Minimum 4 hours.


For this course students will be required to have use of the following:

1 x RAID Registered Rebreather:
ADV with optional on/off flow stop
BOV / DSV (Bailout valve / Diver surface valve) optional
Manufacturer's depth specifications/limitations are below the depth limit of this course

1 x single side sling cylinder
1 x first stage
1 x second stage with Octo hose
1 x SPG with short HP hose
1 x Drysuit inflator hose if applicable interchangeable with BCD connection
1 x mixed gas rebreather/open circuit dive computer
1 x dive timer or enriched air computer
1 x slate
2 x SMBs and reels
1 x knife
2 x dive masks
1 x torch/light/underwater lamp
1 x BCD/harness and wing with adequate lift capacity
1 x exposure suit as required - A Dry suit shall have interchangeable inflator system with BCD LP hose


All confined and open water skills have been acknowledged and accepted on-line through the
RAID web site by both yourself and your instructor.
The RAID Dive Centre has confirmed certification on-line through the RAID web site.
The above is subject to the RAID General Diving Standards and change without notice.


This course may be purchased through the on-line store when you are logged in.


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