Bungs

#8 Silicone Bung / Stopper for larger carboys/small wood barrels

Introducing the #8 Silicone Bung Stoppers, the perfect stoppers for any 5-gallon/20 L carboy. Made from premium quality food-grade silicone, these stoppers are designed to fit securely into the neck of your carboy, providing an airtight seal that helps prevent contamination, oxidation, and spoilage.

#9 Silicone Bung / Stopper for small 9 gallon (34 L) demijohn & small wood barrels

Introducing the #9 Silicone Bung Stoppers, the perfect stoppers for any 5-gallon/20 L carboy. Made from premium quality food-grade silicone, these stoppers are designed to fit securely into the neck of your carboy, providing an airtight seal that helps prevent contamination, oxidation, and spoilage.

TOP              BOTTOM       HEIGHT       

44.4mm         38.1 mm         31.7 mm

1 3/4"             1 1/2"              1 1/4"

For most glass carboys: #6.5 or #7
For 54L demijohns: #11
For plastic carboys: #10
For most gallon jugs: #6
For wine and beer bottles: #2
For 34L demijohns: #8.5

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.

#11 silicone bung. Perfect for demijohns and works with most barrels. Not as tall as most other barrel bungs.

This "Joined Size" bung is a universal silicone bung, and will fit most French and American oak barrels.  44mm x 54mm

 Silicone Bung for Barrels.

 Silicone bung, 47mm x 54mm, with hole to fit an airlock.  Fits standard 50mm bung hole in American barrels.

Silicone bung that goes with Speidel airlock. Top diameter: 45 mm. Bottom diameter: 36 mm. 35 mm long.