The airlock has a red dust cap.
5 Litre Fermenting Bucket + Handy Airlock + LCD Thermometer Strip
5 Litre Fermenting Bucket + Six Chamber Airlock + LCD Thermometer Strip
5 Litre Fermentation Brewing Bucket & Lid with Grommet for Airlock - White with
Auto Syphon Small For 4.5 litre / 1 Gallon Demijohns And Small Fermenting Bucket
30 litre Fermenting Bin - Brewing Bucket Type Fermenter For Home Brew
25 litre Brewing Bucket + 5 Litre Bucket & 2 Fermentation Airlocks
