Mar 03, 2025 by Konrad

Q: Does this adapter work with the pink quick connect cylinders?

A: No, only with the threaded cylinders


Mar 21, 2024 by Ted S

Q: Since there is no gauge on this adapter, how can you tell when it is full? Assuming I freeze it and I purge the empty tank completely, does the fill process stop when it's full? Can it be overfilled or become dangerous? I assume the pressure will equalize. So it shouldn't, right?

A: You will need a gram scale. A full Sodastream cylinder weighs 1164 grams, and an empty one weighs 760 grams. So fill it and weigh it until it gets to 1164 or is close to 1164 grams. Be careful, it you overfill, it can be dangerous. See our item Ill for a suitable inexpensive gram scale.


Aug 23, 2023 by Ilka V

Q: Do you sell the replacement washers? They are hard to find and we've used them all up! Thanks!

A: Yes, see our item B68


Mar 16, 2023 by Andrew

Q: When I try to fill up the soda stream with the adapter, most of the air leaks from the silver knob on the adapter. How do I prevent the air from escaping there?

A: Check out the pictures on our webpage for Z50 and compare it to the Soda Stream bottle you have. I suspect you have the new design. If so you must fill the bottle slowly. Try opening the valve on your Co2 bottle slowly and only partially and that should solve the problem.


Feb 04, 2023 by Alex

Q: My CO2 cylinder has a QF-35C valve. Do you have an adapter compatible with this valve?

A: No, we do not have an adapter, this only fits a CGA320 C02 valve.


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