Silicone is highly stable making for a long lasting bung. You don`t have to worry about cracking, chafing mold or mildew; they are are perfect for winemaking, brewing and even spirits.
Vented Bung - This vented stopper fits both barrels and our demijohns and act as both a stopper and an airlock. Its five vents and pliable seal allow CO2 to escape but prevents entry of oxygen and airborne contaiminants. No more suckback of liquid from the airlock; great for extended fermentations where CO2 production is minimal.
Bottom diameter: 1 3/4 in.
Top diameter: 2 1/4 in.
Overall Height: 2 1/8 in.
Drop Shipped | No |
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Freight Shipped | No |
Special Order | No |
Super Saver Shipping | Yes |