Just half-fill the airlocks with water and you're ready to go. 3 x Bubbler Airlocks which let CO² out, without letting contamination in. The 3 bored Cork Bungs fit Standard Glass Demijohns.
2 x Fermentation Bubbler Airlocks & Bored Cork Bungs - Demijohn Wine Beer
6 x Fermentation Bubbler Airlocks & Bored Cork Bungs Demijohn Wine Beer Cider
5 x Fermentation Bubbler Airlocks & Bored Cork Bungs Demijohn Homebrew Wine Beer
2 x Fermentation Bubbler Airlocks Bored Cork Bungs
10 x Fermentation Bubbler Airlocks & Bored Rubber Bungs Corks Demijohn Wine Beer
4 x Fermentation Bubbler Airlocks & Bored Rubber Bungs Corks Demijohn Wine Beer
