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Secure Fit: Designed with a ridge and gentle taper to prevent slipping or being sucked in, ensuring a reliable seal during use.
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Self-Sealing Vent: Equipped with vent holes that allow air to escape but prevent it from entering the fermenter.
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Easy Maintenance: Simple to clean and sanitize, making it highly convenient for repeated use.
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Replaces stopper sizes #8 and #9
This CellarScience Bung has a ridge to keep it from getting sucked in and self-sealing vent holes to let air out but not in. They have a gentle taper, so they don’t slip out during use. They are also very easy to clean and sanitize. Replaces Stopper Sizes #8, #9
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Stopper Measurements: 1.36" x 1.89" (34.5 mm x 48 mm)
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The flapper stopper protrudes roughly 2.5" from the stopper to allow for easy assembly
Other available sizes include the Breathable Carboy Bung and the Breathable Barrel Bung. All three size options can be purchased in one complete bundle with the Breather Bung Pack.
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