Bubbler Airlock Cap for Cider 5 Gallon water jug

Bubbler Airlock Cap for Cider
For a standard cup 5 Gallon water jugs and 7mm hose bubbler
Need to print with support inside the cap.

An airlock will allow the CO2 to escape while also keeping your brew sealed off from the environment outside the jug, where contaminants like unwanted bacteria may be lurking.