Become a certified Extended Range Trimix Diver
The SSI Extended Range Trimix training program is the core program that all other open-circuit programs build on.
This program is the start of your exciting journey to become an accomplished tech diver.
Using either a sidemount or twinset configuration, this program prepares you to plan and conduct trimix decompression dives to a maximum depth of 45 meters.
You will learn the techniques and procedures for using trimix breathing gases and nitrox mixtures of up to 100% oxygen for decompression.
You will earn the SSI Extended Range Trimix diver certification after completing this program and gain new tech diver knowledge.
Extended Range Trimix
The SSI Extended Range Trimix course is designed for divers seeking to explore greater depths with clarity and control by using helium-enriched breathing gases.
It provides the knowledge and skills to manage multiple gases, handle staged decompression, and dive confidently to 45 meters.
Amount of dives : 6
Equipment rental
Online materials - Rental kit
Digital certification
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Why choose Diving Beyond Borders?
🤝 Personalized Experiences
Every diver is unique. Whether you’re taking your first breaths underwater or chasing advanced certifications, we tailor each dive to your needs and goals.
🛟 Safety You Can Trust
Our internationally certified instructors, modern equipment, and strict safety standards ensure you can dive with total confidence.
💙 Ocean Respect & Conservation
We dive with purpose. Our team promotes eco-friendly practices and supports marine conservation — protecting the oceans we love.
✨ Community & Adventure
We’re more than a dive center. We’re a community of explorers, building friendships and creating unforgettable memories both above and below the surface.
Deep Diving certification
Enriched Air Nitrox 40 certification
Minimum 24 logged dives
Recreational Sidemount Diving certification (if opted for Sidemount option)
Amount of dives : 6
Equipment rental
Online materials - Rental kit
Digital certification
€ 699 for full course
€ 199 for upgrade from XR Nitrox
4 - 6 Days
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🧑🏫 Expert Instruction
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🌍 Global Perspective
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🤝 Personalized Support
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⚓ Safety First
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🚀 Career Advancement
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💙 Passion for Diving
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