The SSI Extended Range Nitrox program is your gateway into the exciting world of technical diving. This course introduces the key concepts, techniques, and procedures needed for decompression diving with nitrox, opening the door to longer, more adventurous dives.

Whether taken as a stand-alone program or as the next step toward becoming an SSI Extended Range Trimix Diver, this course builds the core skills that power every advanced technical diving pathway. It’s where precision meets exploration—and where your technical diving journey truly begins.

Includes:

• Online academics
• 3 classroom zoom sessions
• 1 confined water session
• Minimum 4 check-out dives

Upon completion, a digital SSI Extended Range Nitrox Certification will be awarded.