... With this system, the bottle is not screwed in directly, but placed in a fold-out container that is closed from above with a lowerable head. This means that nothing can go wrong during the bubbling process. However, complex devices like this are also more vulnerable in the long run...

With the SodaStream Duo, the latest water sprayer comes onto the market - including a new plastic bottle for on the go and a glass bottle for at home. We put the SodaStream Duo to the test. Find out how good the bubbler really is here.