Spiral fermenter air lock with red or yellow cap. 10mm diameter.

Better Brew Airlock Straight, fits in standard grommets for standard fermenter buckets. An essential piece of homebrew kit. This Bubbler Airlocks fits into drilled bungs and grommets. Designed specifically for homebrew.It lets the CO² pressure out without letting contamination back in.Just partially fill with water and you're done.

Glass Damejeanne 5L with Handle and Screw Opening. Inner diameter of opening is 26mm. Can be sealed with screw-on cap, silicone/rubber bung 23mm/29mm with 9mm hole. Screw-on cap not included.Note that the design and appearance may vary.

Spiral fermenter air lock with red or yellow cap. 10mm diameter.