![Airlock Bubbler Vintage Air Lock Fermenter Lid. Airlocks are a must for fermenting, stopping contaminants & wild yeast entering your fermenter. We recommend filling your airlock with no-rinse sanitiser. The airlock creates a closed fermentation. It will allow the co2 that is created from the active yeast to escape but not let any o2 , wild yeast or bugs into your fermenter.](http://www.borderbrewing.com.au/cdn/shop/files/Airlock_600x.jpg?v=1686708260)
Airlock
Vintage style
Airlocks are a must for fermenting, stopping contaminants & wild yeast entering your fermenter.
We recommend filling your airlock with no-rinse sanitiser.
The airlock creates a closed fermentation. It will allow the co2 that is created from the active yeast to escape but not let any o2 , wild yeast or bugs into your fermenter.
Air Lock - Bubbler is to be used with a grommet/bung.