I like the 3 piece airlock , easy to clean, just fill with water to the fill line. Allows Co2 to escape without letting air in . Buy a half a dozen of these guys.
So to recap
1- Sanitizer
2- fermenter
3- airlock


I like the 3 piece airlock , easy to clean, just fill with water to the fill line. Allows Co2 to escape without letting air in . Buy a half a dozen of these guys.
So to recap
1- Sanitizer
2- fermenter
3- airlock