Published June 06, 2020 20:49 I hear gas escaping from the carbonating cylinder. What should I do? Bubble bummer! Let's figure this out. Check out the guide below for assistance. Related articles How do I know if my carbonating cylinder is empty? How do I install the carbonating cylinder in my Sparkling Water Maker? What do I do when my gas cylinder runs out of CO2? Do the carbonating bottles expire? How do I get the right level of carbonation?