TDI Advanced Gas Blender

DURATION: One days
  • Minimum certification TDi Gas Blender
  • Minimum of 18years old
COST: €100.00

Are you ready to progress on as a Gas Blender? The TDI Advanced Gas Blender Course picks up where you left off in the previous sequence in training, the TDI Nitrox Gas Blender course.After successful completion of the TDI Advanced Gas Blender course, you will be able to engage in the blending of oxygen and helium based gases. The objective of this course is to train candidates in the proper procedures needed for the preparation and blending of high quality nitrox and trimix gases for use in technical diving. The TDI Advanced Gas Blender course will take you through this process in an easy-to-understand format.

Who this course is for:

Whether you’re a dive shop employee wanting to learn the proper procedures for advanced gas blending or a diver interested in the process of advanced level blending, this course will give you an in-depth, behind the scenes perspective on how your cylinder goes from empty to full of nitrox or trimix gases.

What you can expect to learn:

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

The responsibility of the Gas Blender
Gases of diving


Oxygen handling

Oxygen hazards
Causes and prevention of oxygen fire
Oxygen system design Local regulations for gas blending and handling

Gas production equipment

Filtration systems
Analog gauges

Mixing techniques
  • General considerations
  • Continuous blending systems
  • De-nitrogenated air systems
  • Pre-mix system
  • Partial pressure blending mathematics

Oxygen analysis

  • Procedures
  • Oxygen analyzers

Cylinder handling and sign out

What’s in it for you?

Upon successful completion of this course, graduates may engage in the blending of nitrox gasses, without direct supervision of an instructor.

TDI Nitrox Gas Blender minimum certification requirements:

Satisfactorily complete the TDI Nitrox Gas Blender course written examination with an 80% passing grade, followed by 100% remediation by the Instructor.
Candidates must successfully blend and analyze 5 nitrox cylinders
Demonstrate understanding of nitrox blending and oxygen analysis