Rubber Stopper – Drilled (Size 2-13)
These durable, drilled rubber stoppers are designed to securely fit carboys, jugs, and various fermenters. Featuring a 3/8-inch hole, they accommodate standard airlocks to ensure proper venting during fermentation. Available in multiple sizes, they are perfect for different vessels: glass carboys typically require a #6.5 or #7 stopper, plastic carboys and Fermonsters work best with #10, and most jugs fit a #6. Choose the right size from the dropdown menu to ensure an airtight seal and a smooth fermentation process. Ideal for homebrewers and winemakers seeking reliable, easy-to-use stoppers.
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