Description
What you’ll learn:
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Planned decompression diving up to 40 meters (130 feet)
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Proper use of twin tanks and stage cylinders
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Advanced dive planning, gas management, and safety procedures
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Buoyancy control, trim, and propulsion techniques
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Emergency procedures and problem-solving for deeper dives
Why Tec 40:
Tec 40 provides a solid foundation in technical diving skills and prepares divers for further progression to Tec 45, Tec 50, and Trimix courses. It combines theory, confined water training, and open water dives to ensure you dive safely and confidently in deeper waters.





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