BREW YOUR FAVORITE DRINKThe airlock set for fermentation has many uses and is a good helper for fermented food, such as preserved food, cabbage, kimchi, sauerkraut, home brewed beer, white grapes, mead, red wine fermentation, etc. It can meet your daily fermentation needs and provide convenience for your life. AIRLOCK FUNCTIONThe airlocks create a sealed environment during fermentation, allowing carbon dioxide produced during the process to escape while preventing air and contaminants from entering, thus maintaining the quality and integrity of your brews. FERMENTATION AIRLOCKSThis set includes 2 pieces of fermentation airlocks and bored rubber bungs, making it ideal for use with glass demijohns for fermenting wine, beer, cider, and mead. It provides all the essentials to ensure a successful fermentation process. QUALITY MATERIALSThe airlocks and bungs are made from durable and food-grade materials, ensuring a safe and hygienic fermentation process. They are designed to withstand the demands of fermentation and provide reliable performance. SILICONE PLUGS IN 2 SIZESAdditionally, this set includes 4 silicone plugs in 2 different sizes. These plugs can be used to seal the demijohns during storage or secondary fermentation, offering extra versatility and convenience.