SSI Gas Blender Program

The SSI Gas Blender program teaches the skills and concepts required to safely blend nitrox and/or helium-based trimix blends for mixed-gas diving. 

This is a non-diving program that is open to certified and uncertified divers, and teaches the mathematics, physics and techniques required to safely blend breathing gases. Upon completion you will earn the SSI Gas Blender certification.

Course Overview

The SSI Gas Blender program covers how a compressor works, how to fill a tank with enriched air/trimix using different methods and touches on oxygen cleaning. 

This course is valuable to technical instructors or any SSI Instructor for that matter want to blend their own tanks! It is also a great course to gain background information for teaching Enriched Air Nitrox and Trimix courses.

The SSI Gas Blender program has 2 certification options 

  • Nitrox Gas Blender 
  • Trimix Gas Blender


  • Minimum Age: 18
  • Academic Sessions: Online learning
  • Medical clearance
  • Confined Water: N/A
  • Open Water Dives: N/A
  • Max Depth: N/A
  • Time: 1 day

Cost $550 (EaNX) $650 (Tx)


  • Online training 

  • Practical application

  • E-card

  • Light refreshments during your course

  • Dive club membership 

  • Student rates on new equipment purchases from us


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