Product information "Fermentation Cap with Hole, Size 4"
This fermentation cap with hole in size 4 is suitable for demijohns ranging from 5 to 10 litres in size. The cap is made of hygienic, food-safe rubber and sits securely without slipping. It seals the bottle so that no oxygen, bacteria or impurities can get in.
Related links to "Fermentation Cap with Hole, Size 4"