Buyer Guides
How to evaluate, compare and choose the right machine.
Level 2 · Buyer
A structured framework for choosing the right hydrogen machine: output, run-time, users, certifications and budget.
What ml/min actually means on a hydrogen inhaler spec sheet, how it relates to session length, and why purity matters as much as flow.
Three concentration units — ppm, ppb and % — and where each one applies on inhaler and bath machine spec sheets.
Where the line falls between a home hydrogen machine and a professional system: duty cycle, output, cooling and certifications.
When a Y connector is enough, when you need dual outlets, and when to step up to a multi-user professional system.
Twelve practical questions to ask any hydrogen machine vendor before purchase — duty cycle, certifications, warranty, parts.
A buyer-focused guide to choosing between hydrogen generation technologies. Compare PEM and alkaline systems on engineering, maintenance, output and intended use.