TDI Advanced Gas Blender

Ready to go beyond nitrox? The TDI Advanced Gas Blender Course picks up where Nitrox Gas Blender leaves off and teaches you to blend trimix. You’ll learn the proper techniques, equipment, and hazards involved in blending nitrox and helium-based mixes for technical diving.

Who this course is for:

Whether you’re a dive shop employee who needs to blend gas for technical divers or a technical diver who wants to understand exactly how your cylinders go from empty to full of nitrox or trimix, this course gives you an in-depth, behind-the-scenes look at advanced gas blending.

Course prerequisites

• Minimum age 18
• Proof of certification as a TDI Nitrox Gas Blender or equivalent

What you can expect to learn:

The TDI Advanced Gas Blender Course takes an in-depth look at all of the following:

• The responsibility of the Gas Blender
• Gases of diving
• Oxygen handling, hazards, and fire prevention
• Gas production equipment
• Mixing techniques, including partial pressure blending
• Oxygen analysis
• Cylinder handling

What’s in it for you?

Graduates may engage in the blending of mixes containing helium.

TDI Advanced Gas Blender minimum certification requirements:

• Satisfactorily complete the TDI Advanced Gas Blender course written examination with an 80% passing grade, followed by 100% remediation by the Instructor
• Successfully blend, analyze, and log 5 nitrox cylinders and 3 trimix cylinders
• Demonstrate proficiency in nitrox and trimix blending and analysis