Do you accept other manufacturer’s CO2 cylinders?

We accept ALL NON SODASTREAM CO2 CYLINDERS that are compatible with SodaStream special permit #DOT-SP 20796, specifically DOT 3AL,TC/3ALM and UN ISO 7866 Cylinders. You can find this information on the Cylinder etched below the neck. ACCEPTED: SodaSense, Aarke, Ninja Thirsti, SimpliSoda, Drinkmate and Ultima Cosa.