AIRLOCK Cylinder and cap for 10 -34 L demijohns

Designed to fit 10 to 34-liter demijohns, this AIRLOCK cylinder and cap provide an effective seal that allows gases to escape while preventing contaminants from entering. Ideal for homebrewing and fermentation processes, it ensures a controlled environment to promote consistent results and protect your brew. Durable and easy to install, it helps maintain the quality and safety of your fermenting liquids.