Hollis Prism 2 CCR

The Hollis Prism 2 is a fully closed-circuit rebreather, ideal for exploring open ocean, caves, or wrecks. This unit can be electronically or manually controlled, which means you choose how you want the loop PO2 maintained.

The program contains 3 manuals, which, when combined with the 5 Generic Rebreather Diver manuals, deliver all the academic information you will need to safely dive your rebreather. To become a Prism 2 diver, participants simply purchase the online program and complete all quizzes and exams, then download the latest version of the Prism 2 user manual from the Hollis website.

Minimum age of 18 years. 


The minimum certification level is RAID Nitrox Plus or RAID Deco 40 or equivalent, with 50 logged dives.



Divers already certified as rebreather divers may participate in the Prism 2 (Cross Over) Diver program only as they are already proficient in rebreather diving and only need specific knowledge, skills and time on the Prism.

This program has 3 options

40m Air Diluent – No Deco course is designed for divers who want to gain experience using Air diluent gas for dives up to 40 metres (130 feet) without the need for decompression stops. The course focuses on essential skills and techniques for safe dive planning and execution, utilizing air as the diluent. Ideal for divers looking to broaden their technical diving capabilities, this course provides the foundation needed for further exploration into trimix diving.

The Limited Trimix Diver – 40m Trimix Diluent – 10 Min Deco course is designed for divers looking to safely explore depths of up to 40 metres (130 feet) using trimix gas. This course focuses on executing dives that include a planned 10-minute decompression stop while utilizing air as the diluent. Participants will learn essential techniques for dive planning and gas management, equipping them with the skills needed for safe technical diving.

The limited Trimix diver-45m Trimix Diluent- 10 min Deco course is designed for divers aiming to enhance their skills at depths of up to 45 metres (150 feet) using trimix gas.This course focuses on conducting dives with a planned 10-minute decompression stop while utilizing trimix as the diluent. Participants will gain essential knowledge in dive planning, gas management, and safety protocols, preparing them for more advanced technical diving experiences

Open Water & Dry Suit

Combine the Open Water and Dry Suit course and save.

Available from 15 years old, this certification introduces the theory enabling you to practice and master essential underwater skills in the pool before moving on to four open-water dives, allowing you to dive with a certified buddy to a maximum depth of 20m using a Dry Suit.

Explorer (Junior)

The Junior Explorer Course is specially crafted for young adventurers aged 12 to 14 years old. If you’ve just completed your Open Water qualification and are eager to dive deeper into the exciting world of scuba, this course is perfect for you. With a maximum depth of 21m, you’ll embark on 5 thrilling dives that are all about fun, learning, and exploration.

Minimum of 5 open water dives consisting of 3 mandatory dives (buoyancy control, navigation and deep) and 2 elective dives (dry suit, nitrox or wreck).

Get ready to take the plunge and create unforgettable memories with the Junior Explorer Course, where incredible underwater adventures await!

Open Water (Junior)

The Junior Open Water course is a fantastic opportunity for 10 to 14-year-olds to build confidence and gain new skills while exploring the underwater world! This age is perfect for adventure, and diving not only encourages teamwork and responsibility but also sparks a lifelong love for marine conservation. It’s the ultimate way for kids to connect with nature, make unforgettable memories, and experience the thrill of diving alongside friends!

The Junior Open Water certification entitles the holder to dive with a certified adult dive buddy of equal or higher certification to a maximum depth of 18m.

Minimum of 4 confined water dives and 4 open water dives.

Gas Blender

Dive into the technical depths of diving safety with the Gas Blender Course! This specialised program is perfect for divers seeking expertise in blending breathing gases, including nitrox and trimix, to enhance their underwater adventures.

During the course, you’ll explore the essential principles of gas blending, including the chemistry behind various gas mixtures and the equipment needed for safe procedures. You’ll learn how to create specific gas blends tailored to different dive profiles, ensuring optimal performance and safety in various conditions.

With a strong emphasis on best practices and meticulous safety protocols, the Gas Blender course prepares you to confidently handle gas blending tasks, making you an invaluable resource in any diving operation. Whether you’re looking to advance your diving knowledge or enhance your professional skills, this course is your passport to mastering the art of gas blending. Join us and take your dive experiences to the next level!

Wreck Diver

Designed to enhance your diving skills and knowledge for safe and enjoyable wreck exploration! This specialty course is perfect for certified divers who want to delve into the thrilling world of wreck diving without penetrating the structures, ensuring an exciting yet safe experience.

You’ll develop effective planning and analytical skills that reduce stress and confusion, allowing you to focus on the incredible sights and stories awaiting you beneath the surface. Join the RAID Wreck Diver Course today and prepare to enhance your diving experience while uncovering the mysteries of the deep!

Minimum age of 12 years old.

Minimum of 2 open water dives with at least 1.5 hours of training.

Advanced Decompression

There are some dive sites a little deeper, in more challenging locations, that are only within reach of divers who have decided to do the work, broaden the scope of their training, and make the most of their opportunities. Open to twinset or sidemount divers wanting to plan and execute dives using 2 different decompression gases to optimise off-gassing during ascent.

Available in two options: 50m air and nitrox or 50m air, nitrox and trimix.

Minimum of 1 confined water dive and 8 open water dives.

Nitrox and Trimix gases incur an extra cost to cover both the student and instructor.

Prerequisites:

Be at least 18 years old.

Certified Decompression and Master Rescue Diver.

50 hours logged or 75 dives (at least 10 dives between 25m – 40m),

Sidemount or Twinset certified,

Current First Aid & CPR training and Oxygen Administration certificates.

Give us a ring to discuss and for further details.

ADVANCED DECOMPRESSION

EXCITING AND CHALLENGING DIVES

Advanced Decompression is intended for experienced RAID divers whose goals include moving up to deeper and more complex diving challenges.

TECHNICAL OC PATHWAY

REASONS TO TAKE THIS COURSE

  • There are some dive sites a little deeper, in more challenging locations, that are only within reach of those divers who have decided to do the work and broaden the scope of their training and make the most of their opportunities. If that sounds like you, then this is your next step. Advanced Decompression diving with RAID is open to twinset or sidemount divers wanting to plan and execute dives using two different decompression gases to optimize off-gassing during ascent. Certifications for RAID’s Advanced Decompression course are offered in two options: 50 metres air and nitrox; 50 metres air, nitrox, trimix. It is available to open circuit divers in twinset or sidemount configuration.40 metres air and nitrox | 45 metres air, nitrox | 45 metres air, nitrox, trimix.

SKILLS (WHAT YOU’LL LEARN)

This course builds confidence and understanding about the effects of diving beyond any recreational limits, and executing complex staged decompression dives as part of a team with other serious divers. And once again, performance and comfort based on gear selection and management, trim, buoyancy, and propulsion are key.

OUTCOME

Every dive done prior to this course is part of the preparation to reach this level of dive training and competence.

(N.B. In many parts of the world, helium is either difficult to source or extremely expensive. RAID has developed a deep-diving program for customers faced with this situation… see here>>>)

WHERE IT FITS IN

OC Tech Diver Pathways - Simplified

Decompression Diver

This ‘first step’ across the threshold from advanced recreational into the realm of technical diving is a three-cylinder course: two primaries (a twinest or sidemount) plus one stage bottle filled with a decompression gas to optimise off-gassing during a staged, optimised ascent. The decompression gas can be any reasonable mixture, including 100% oxygen.

Available in three options: 40m air and nitrox, 45m air and nitrox or 45m air, nitrox and trimix.

Minimum of 1 confined water dive and 5 open water dives.

Nitrox and Trimix gases incur an extra cost to cover both the student and instructor.

Prerequisites:

Be at least 18 years old.

30 hours logged or 25 dives,

Deep, Nitrox and Sidemount or Twinset certified.

Give us a ring to discuss and for further details.

WELCOME TO YOUR TECH DIVING ADVENTURE

The Decompression course is your entry point into technical diving, The RAID Way™.  It is part of our redesigned Open Circuit courses that take divers beyond recreational scuba diving’s traditional NDL time limits, giving access to more bottom time and the beginning steps into staged decompression diving.

TECHNICAL OC PATHWAY

REASONS TO TAKE THIS COURSE

  • While there are many definitions of what technical diving is, the consensus is that it begins when one plans staged decompression dives, and accepts the added risks, responsibilities, and vagaries of decompression stress. This RAID program is a three-cylinder course in which sidemount or twinset divers learn how to carry one cylinder of decompression gas (up to and including 100 percent oxygen). Available to 40 metres max depth using air and nitrox, 45 metres air and nitrox, or 45 metres air, nitrox, trimix.40 metres air and nitrox | 45 metres air, nitrox | 45 metres air, nitrox, trimix,

SKILLS (YOU WILL LEARN)

The primary focus of this course is equipment management, decompression planning, and incorporating advanced communications and contingency planning into dive operations. As always in RAID programs, safety and developing a solid platform of performance and comfort based on gear selection and management, trim, buoyancy, and propulsion.

OUTCOME

While this course is an achievement in itself, it also serves as preparation to prepare the diver to go forward along our Tech Pathway and be part of advanced operations and expeditions.

WHERE IT FITS IN

OC Tech Diver Pathways - Simplified

Master Instructor

This rating is in recognition of high standing in the dive industry. It is for dive professionals who have a high level of experience, a high level of training, and a high level of completed certifications.

Give us a ring to discuss and for further details.