Airlock bubbler model with black cap

The most popular and most usable air lock in the market. Protects from fly, oxidation and contamination. Suitable for containers between 1-50 l. Suitable for a 9mm opening. & Nbsp; what does the air lock do? & Nbsp; it works when the water in the siphon closes the external access of the air. As a result, the fermentation process is activated by the formed carbon dioxide begins to exit through the overpressure. The air lock evaporates and therefore must therefore be regularly inspected and added. The air lock can also be filled with a disinfectant solution instead of regular water. / Nb! Translation has been made by automatic program and mistakes can be possible. We are sorry