Select a topic to learn more about our cylinders and the gas exchange process
- Where can I exchange my empty gas cylinder?
- How do I know if my gas cylinder is empty?
- How often will I need to replace my gas cylinder?
- Which cylinders can I use with my Sparkling Water Maker?
- What's the difference between gas exchange vs back-up gas cylinders?
- What are your CO2 cylinders made from?