10x 6-Chamber Bubbler Airlocks & Rubber Demijohn Bungs
An essential part of kit for your homebrew.
Designed specifically for homebrew.
It lets the CO² pressure out without letting contamination back in.
Just partially fill with water and you're done.
The Bubbler is a standard size so fits all fermenters
The Bung fits Standard Glass Demijohns
Bung Size:
- Top - 31mm