Discount Homebrew
Askern, Doncaster
Standard Rubber Grommets - 3 Pack
Ideal for fermenting vessel lids with airlock
Simply drill a hole using a 12.5mm drill bit (1/2 inch)and insert Grommet
A standard airlock will then pass through centre of Grommet
Fits Kilner Sterilock fermentation jars
(and much cheaper than Kilner)
Specification
Material - Rubber
Drill hole size - 12.5mm
Hole for airlock - 9.5mm
Any quantity can be supplied
Free collection available from DN6 or Free Shipping