SSI’s Extended Range programs provide avid divers with the training they need to experience the excitement of tec diving. Explore caves, enjoy extended bottom times, and experience the thrill of diving deep reefs and wrecks. Go deeper and further with SSI’s Extended Range programs like Extended Range Trimix, Semi-Closed Rebreather Diving, Extended Range Cavern Diving, Closed-Circuit Rebreather Diving, and more.
The SSI Extended Range specialties are apex programs that give you the highest level of diving skill and knowledge. Once you have completed your training, you will be the best of the best.
SSI offers the most comprehensive range of tec diving programs in the industry, including professional tec diving programs. Go farther, deeper, and beyond your limits with SSI Extended Range.
The SSI Extended Range Open Circuit programmes allow you to become a self-sufficient diver and progress at a pace that works best for you. Become certified to dive beyond recreational limits, reaching depths of up to 45 metres with the SSI Decompression Diving Specialty programme. Want to explore deeper? Continue your training and become an SSI Technical Extended Range Diver, certified to dive to depths of 60 metres, or take your diving to the next level with the SSI Hypoxic Trimix programme and explore depths of up to 100 metres.
The SSI Extended Range Foundations programme provides all divers with the opportunity to develop and refine their advanced diving skills in a controlled workshop environment.
Facts and Training Standards
You will learn more about the use of technical equipment with any complete diving system you are certified to use, while building upon your existing skills to perfect your buoyancy control, trim, finning techniques, positioning, and communication.
The SSI Extended Range Foundations programme provides additional training alongside your existing certifications, helping to increase diver confidence, precision, and control in the water.
All training dives are conducted in a pool/confined water environment at depths of less than 12 metres / 40 feet.
Upon successful completion of the programme, you will earn your SSI Extended Range Foundations certification.
| Minimum Age | 16 |
| Number of Pool/Confined Water Sessions | 4 |
| Maximum Training Depth | 40m / 130ft |
| Suggested duration (h) | 16 |
The SSI Extended Range Nitrox programme provides an in-depth introduction to the concepts, techniques, and procedures required for planning Nitrox decompression dives.
Facts and Training Standards
Designed either as a standalone programme or as a stepping stone towards becoming an SSI Extended Range Diver, this advanced enriched air programme develops the fundamental skills that form the foundation for all future technical diving programmes.
Using an XR Sidemount system or a complete twin-cylinder diving system, this programme prepares divers to plan and conduct limited decompression dives to a maximum depth of 40 metres / 130 feet. In addition, this advanced Nitrox diving course teaches the techniques and procedures required for the use of breathing gases containing up to 100% oxygen for decompression.
| Minimum Age | 18 |
| Amount of Academic Sessions | 4 |
| Number of Pool/Confined Water Sessions | 1 |
| Number of Open Water Dives | 4 |
| Maximum Training Depth | 40m / 130ft |
| Suggested duration (h) | 16 |
This programme has been developed to introduce the use of Trimix as a breathing gas to reduce inert gas narcosis and increase diver safety during advanced technical dives.
Facts and Training Standards
An air option is available for areas where helium is not accessible. You will learn the techniques and procedures required for the use of Trimix breathing gases and Nitrox mixtures up to 100% oxygen for accelerated decompression.
| Minimum Age | 18 |
| Amount of Academic Sessions | 5 |
| Number of Pool/Confined Water Sessions | 1 |
| Number of Open Water Dives | 6 |
| Maximum Training Depth | 45m / 145ft |
| Suggested duration (h) | 18 |
The SSI Technical Extended Range programme builds upon the skills and techniques you developed as an SSI Extended Range Trimix Diver.
Facts and Training Standards
During this course, you will move beyond traditional no-decompression limits by increasing both the depth and duration of your dives.
Using technical equipment and an XR Sidemount or twin-cylinder diving system, the SSI Technical Extended Range programme provides dedicated underwater explorers with the advanced training required to independently plan and conduct unlimited decompression, mixed-gas dives to depths of up to 60 metres / 200 feet.
Upon successful completion of the programme, you will earn your SSI Technical Extended Range certification.
| Minimum Age | 18 |
| Amount of Academic Sessions | 2 |
| Number of Pool/Confined Water Sessions | 1 |
| Number of Open Water Dives | 6 |
| Maximum Training Depth | 60m / 195ft |
| Suggested duration (h) | 18 |
Prepare to take your technical diving skills to the next level. The SSI Hypoxic Trimix programme uses the knowledge, skills, equipment, and experience gained through your previous advanced training to take you into the depths of the ocean.
Facts and Training Standards
You will learn how to safely conduct advanced decompression dives using Trimix diving techniques and procedures. You will learn how to properly carry and deploy at least three stage cylinders containing travel and decompression gases, together with a complete twin-cylinder diving system.
Using hypoxic Trimix breathing gases, you will plan and conduct dives to a maximum depth of 100 metres / 330 feet. Upon successful completion of the programme, you will earn the prestigious SSI Hypoxic Trimix certification.
| Minimum Age | 18 |
| Amount of Academic Sessions | 5 |
| Number of Pool/Confined Water Sessions | 1 |
| Number of Open Water Dives | 6 |
| Maximum Training Depth | 100m / 330ft |
| Suggested duration (h) | 18 |
Enhance your diving education experience with SSI. The following Specialty programmes can be combined with your Open Water Diver training, giving you the skills and experience needed to explore some of the world’s best dive destinations. By completing a specific number of Specialty programmes combined with logged dives, you can automatically earn SSI recognition ratings, including Specialty Diver, Advanced Open Water Diver, and Master Diver. Start your SSI training today and progress towards becoming a safe, confident, and comfortable diver while gaining recognition for your achievements along the way.
