2 Pack Handy Airlock (Silent) with Bung

• Handy Airlock for wine and beer making, helps keep a air tight seal on your fermenting vessels. Bubbles away quietly
• Standard 1 Gallon sized, reusable bored rubber bungs suitable for use with glass demijohns. Not suitable for plastic demijohns. Designed to accommodate an airlock.
• Bung Dimensions Size: Height 32mm / Diameter (top) 30mm / Diameter (base) 27mm

Silent Handy Airlock And Bored Rubber Bung. Handy Airlock for wine and beer making, helps keep a air tight seal on your fermenting vessels. Bubbles away quietly Simply add water to your Handy Airlock by adding a small amount of water and view bubbles as your beer or wine is fermenting. Standard 1 Gallon sized, reusable bored rubber bungs suitable for use with glass demijohns. Not suitable for plastic demijohns. Designed to accommodate an airlock. Like all our products, the bungs are stored in our clean, modern warehouse, they would however benefit from being sterilised prior to use along with the rest of your home brew equipment. Bung Dimensions Size: Height 32mm / Diameter (top) 30mm / Diameter (base) 27mm