Airlocks

This is a used glass airlock. Stem outside diameter: 3/8"

This is a used glass airlock. Stem outside diameter: 1/2"

Small Part for the Airlock and bung combination for barrels.

For Sansone brand v/v tanks

Replacement rubber gasket for Marchisio tank airlocks.

The Classic Three-Piece Fermentation Lock
Allows your fermentation to vent without letting contaminants in. Works for both winemaking and home brewing. Easy to clean. BPA Free.

Essential for fermentation!

Cap with holes on top, making it easy to breathe.

Small chambers allow you to check for pressure differences between the fermenter and outside.

Fits the 38 mm screw cap. Rounded stem at the bottom, making a better seal when working with rubber bung.

BPA Free

Silicone bung with vented blue top. #7 size - fits most glass carboys, and other containers. Fermenting/ventilating bung - use in place of a bung + airlock. The silicone flap allows carbon dioxide to escape, but keeps air out. Excellent for bulk aging.

Silicone Bung with white vented top. #7 size - fits most glass carboys and other containers. Fermenting/ventilating bung - use in place of a bung + airlock. The silicone flap allows carbon dioxide to escape, but keeps air out. Excellent for bulk aging.

Silicone Bung with vented green top. #10 size - fits plastic carboys, Better Bottles, and other containers. Fermenting/ventilating bung - use in place of a bung + airlock. The silicone flap allows carbon dioxide to escape, but keeps air out. Excellent for bulk aging.

Silicone Bung with Red Vented Top. #11 size - fits 54L demijohns, 200-225L barrels, and other containers. Fermenting/ventilating bung - use in place of a bung + airlock. The silicone flap allows carbon dioxide to escape, but keeps air out. Excellent for bulk aging.

*SPEIDEL BUNG SOLD SEPARATELY*Allows Carbon Dioxide to slowly be released with the help of a little water, while keeping your beer or wine safe from oxygen.