Horizon SCR Course Level 2



The Pro-Dive/SSI Level Two Semi Closed Rebreather Diving program combines all skill and knowledge from Level One plus new deeper dives with limited decompression, providing divers with the required knowledge and training, necessary to independently plan and conduct safe (up to 25 minutes of decompression) diving, using the Mares Horizon semi-closed rebreather (SCR), diving to a maximum depth of 40 metres, using a complete SCR Total Diving System and SCR diving procedures, with an equally or more qualified dive buddy.

Pro-Dive Central Coast Rebreather training programs are the perfect way to increase your knowledge and skills, whilst at the same time, learning how to safely use the new semi-closed  rebreather equipment.

Learning to dive with a Semi Closed Rebreather is easier than you may think!

Our rebreather programs use a globally recognised Total Teaching System, which includes digital learning materials and proven instructional techniques, this process ensures you have a safe, fun and exciting learning experience.

You will learn the theory needed to safely dive with an SCR unit, how to select your SCR Total Diving System plus, how to plan safe and fun dives, that maximises the benefits of an SCR.

Level 2: Four days program

This Semi Closed Rebreather program provides the knowledge and experience required; to independently plan and conduct dives to a maximum depth of 40 metres with a maximum of 25 minutes of accelerated decompression, with an equally qualified dive buddy using the Horizon SCR unit, SSI training techniques and SCR extended range skills.

You will complete:

  • Academic sessions and Final exam 
  • Equipment configuration session
  • XR Water Fitness Evaluation 
  • XR Rescue
  • Complete at least one confined water skill development session with a minimum cumulative time of at least one hour  
  • Complete at least six open water training dives 
  • Complete at least 420 minutes of in-water runtime on the Mares Horizon SCR unit.


  • Nitrox Diver certification
  • Deep Diver certification 
  • Personal Nitrox dive computer
  • 24 dives
  • Dive planning software


  • All online and classroom learning
  • Pool costs,  
  • Tanks/weights
  • Nitrox fills, Sorb,
  • Certification
  • Required shore and boat dives


  • Horizon SCR rebreather (may be hired at a rate of $165 per day)
  • Transport 
  • Meals


The SCR Extended Range certification entitles the holder to dive with an equally- or more-qualified buddy, with the equipment configuration used during training and SCR diving procedures, to depths of up to 40 metres with a maximum of 25 minutes decompression, providing that dives are conducted in environments similar to those of the diver’s training and experience.





This program is intended to be a fun and challenging learning experience. Combining foundation knowledge with real-world examples that train you to make intelligent, informed decisions. 

Should you like a Try Dive using a Horizon SCR before purchase, simply visit or drop into our Diamond Training Centre, to learn how you can start today!

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