Published December 05, 2019 15:14 Does my CO2 cylinder have a lifespan, or expiration date I need to use it by? Yes, it does. The CO2 has a 5 year life span. You can find the expiration date on the top of the cap. Related articles What's the difference between exchange vs back up carbonating cylinders? Are CO2 cylinders safe for the environment? What's the environmental impact of releasing CO2? Can I carbonate my water and store it for later drinking? Help! There are no stores in my area to that sell gas refills! I no longer want my SodaStream cylinder. What should I do with it?
