CCR. Hollis PrismII & Hollis Explorer Courses


Erik Brown Team Blue Immersion PRISM II

Erik Brown Team Blue Immersion PRISM I

Hollis PRISM II with PSA/TDI (Technical CCR)

Hollis PRISM II Owners manual download

Team Blue Immersion has chosen the Hollis Prism II as the rebreather for both our educational and expedition needs.  Its reliability, easy of use, and numerous safety considerations have made it one of the most sought after rebreathers on the market today.   It is a major tool used by us here at TBI allowing for increased safety and durations required for both our deep expeditions and film production. Experienced rebreather divers will be amazed at its easy of breathe and dives new to rebreather will love the light weight, simply, yet robust design. Course are taught through both TDI and PSAI where TBI stresses proper procurers and safe diving practices.  Learn more about rebreather diving and the Hollis Prism II in one of the best technical diving locations in the world

Mod 1:  Depending on previous diving experience, this course will take you to a maximum of 40m with or without deco based on prerequisites.  This course provides the foundation for further rebreather training and stressing the important of working with checklist and rebreather assembly and safety procedures.  Buoyancy, unit operation, and safety drill are the focus of the required 420 min in water time.

 Duration 6-7 Days, Price: 1200 Euro

Mod 2: For those divers who have completed the MOD1 foundation course and want to expand their rebreather training in both depth and technique, then this course is for you.  Decompression science and bail out considerations are part of the continually evolving theory with further safety and  operational procedures stressed in great detail to full utilize the function of a full closed circuit rebreather.  The mixed gas and 60m limit of this course makes Dahab’s Blue Hole (the arch) and canyon systems (Abu Helal, Abu Tahal, Canyons) the perfect location to continue your PRISM II training.

 Duration:6-7 Days, Price: 1200 Euro

Mod 3:  COMING SOON. For those diver who want to take their love for CCR diving to the ultimate level.  With a depth of 100m this course is ideal for those wishing to take their deep exploration or videography career to the next level.

Duration: 6-7 Days, Price: 1200 euro

For more information contact:

To read more about the Hollis PRISMII click here.


Hollis Explorer Rebreather (Recreational)

2 Explorer divers on the house reef

2 Explorer divers on the house reef

The Hollis Explorer is a true recreational Rebreather designed for divers that wish to have a extended recreational limit dives.

  • User Level and Rebreather Diver (18m): 600Euro
  • Advanced Rebreather Diver (40m): 600Euro

Package price: 1100Euro 

The Hollis Explorer is a true recreational Rebreather. The unit is neither a fully closed circuit Rebreather nor a pure semi-closed system, but an intelligent hybrid that utilizes the best of both worlds. Its compact, lightweight and extremely easy to use. The Explorer is unique in using a single gas; Nitrox, and is electronically controlled to achieve an optimal balance of PPO2 and dive time. Plug and Play absorbent cartridges, easy guided setup with go or no go, CO2 tracking, and 2 hour design duration make this a dream for any recreational diver. The Explorer diver will benefit from breathing warm gas, have lots of bottom time, and since it does not produce any invasive bubbles, see more sea life than ever before.

The Explorer is single gas nitrox eSCR with the latest safety features designed by Kevin Gurr and Hollis proving to be one of the safest and most clever units on the market today! Book your course today and experience the rebreather revolution!

Benefits of the explorer from standard open circuit recreational diving

Compact and Lightweight – The Explorer is very light, compact….perfect for the Explorer!

  • Aron, the Explorer Instructor at DDT

    Aron on the explorer

    Explorer Instructor courses offered at DDT
    Hollis Explorer Instructor Courses at TBI

Easy Assembly – groundbreaking design from Hollis and Kevin Gurr make setting up your rebreather very simple and safe!

Loop Control Valve – no more managing loop volume breathing trough your nose, the loop control valve has settings that will fit you personally

Control your profile – the Dive Control Parameter (DCP) lets you control if you wish longer NDL or t0 save gas.

User Friendly – the pre dive checks on the Explorer are very simple and straight forward, with multiple design features making your pre dive checks safer than ever before!

Configuration – Choose between tradtional BCD or Wing and Harness configuration.

Nitrox Only – The Explorer runs on 32 – 40% nitrox, meaning there is always access to safe gas, and monitoring PPo2 has become much less of a worry!

Exploration and Liveaboard friendly – The Explorer has a 5L  cylinder, which can be filled anywhere!

Monitoring – 3 oxygen cells and 1 co2 sensor tracking makes this unit one of the safest on the market!

Intuitive software – the explorer monitors all your resources and shows the lowest resource on the screen during the dive



The Hollis Explorer Sport Rebreather. from Team Blue Immersion on Vimeo.


HOLLIS PRISM II from Team Blue Immersion on Vimeo.