Set of 6 Fermentation Airlocks & Bored Cork Demijohn Bungs.
6 x Bubbler Airlocks which let CO² out, without letting contamination in.
Just half-fill the airlocks with water and you're ready to go. Complete with red caps which are not designed to be airtight, they are simply to keep dust and fruit flies out of the airlocks
The Fermentation Airlocks are standard size so fit all Fermenters.
The bored Cork Bungs fit Standard Glass Demijohns.
Bung Size:
Top : 31mm
Base : 27mm