Optimise your aquarium with the reusable CO2 bottle Eheim, convenient and economical by easily exchanging empty bottles for a full one.
CO2 storage bottles. Well, if you always have a spare storage bottle, just swap the empty one for a full one. It's easy to do in just a few simple steps - no tools needed.
| Brand | Eheim |
| Color | grey |
| Color | Gray |
| Stability | Pet shop |