Fastrack Airlocks for Fermenting | Bubble Airlock for Wine Making and Beer Making | BPA-Free S-Shaped | Used for Brewing Wine, Beer, Pickles & more | Transparent | Set Of 4
High Quality "S" shaped, caps and bodies. The air lock is filled half full with water, metabisulphite solution or sanitizer to allow CO2 gas to escape the fermenter while not allowing air, bacteria or wild yeast to get into the wine.
