A small three-piece airlock that allows you to monitor the fermentation process. The perforated cap allows gradual release of carbon dioxide so that the centre section regularly moves up and down. The sealed construction prevents ingress of dirt and flies.
small model that clearly shows fermentation activity
suitable for fermentations up to 60 litres
limited evaporation due to sealed construction
easy to clean
dimensions (Ø x H) = 3.5 x 11.5 cm
suitable for a 9 mm opening