Airtight Silicone Seal for Fermentation Lids, Airlocks, Homebrewing, Winemaking, Cider, Mead, Kombucha, Pickling, and DIY Fermenting Setups
This silicone grommet is a small but essential replacement part for homebrewing, winemaking, kombucha, cider, mead, pickling, and other fermentation projects. Designed to fit compatible drilled lids, stoppers, buckets, jars, and fermentation vessels, it helps create a secure seal around airlocks for clean, controlled fermentation.
Made from flexible and durable silicone, this grommet helps reduce unwanted oxygen exposure while allowing compatible airlocks to release fermentation gases properly. Easy to install, rinse, clean, and reuse, it is a practical replacement or upgrade part for DIY fermenters, craft beverage setups, and small-batch fermentation projects.
Its compact 16.5 x 7.5 mm / 0.65 x 0.30 in size makes it suitable for many compatible fermentation lid and airlock setups, depending on lid hole size, airlock stem size, and vessel design.
Key Features
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Size: 16.5 x 7.5 mm / 0.65 x 0.30 in.
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Silicone Fermentation Grommet: Designed for compatible fermentation lids, buckets, jars, stoppers, and vessels.
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Airlock Compatible: Suitable for many standard 3-piece and S-type airlocks, depending on lid or vessel fit.
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Airtight Seal Support: Helps seal around the airlock opening during fermentation.
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Flexible Silicone Construction: Durable, reusable, and easy to handle.
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Easy Installation: Presses into compatible drilled lids or openings.
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Reusable Design: Can be cleaned and reused when properly maintained.
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Fermentation Friendly: Great for beer, wine, cider, mead, kombucha, pickling, and DIY fermenting projects.
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Replacement or Upgrade Part: Useful for replacing worn, cracked, missing, or loose grommets.
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Small-Batch Friendly: Practical for home fermenters, hobby winemakers, brewers, and DIY fermentation setups.
Common Uses
Use this silicone fermentation grommet for airlocks, fermentation lids, homebrew buckets, mason jar fermentation, wine making, beer brewing, cider making, kombucha, mead, pickling, vegetable fermentation, and compatible DIY fermenting setups.
Best For
- Fermentation lids
- Airlocks
- Homebrew buckets
- Drilled lids
- Fermentation jars
- Wine making
- Beer brewing
- Cider making
- Mead making
- Kombucha
- Pickling
- DIY fermenters
- Replacement grommet applications
Frequently Asked Questions
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Q: What is this silicone grommet used for?
A: It is used to help create a seal around an airlock in compatible fermentation lids, buckets, jars, stoppers, and vessels.
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Q: What size is the grommet?
A: The grommet measures 16.5 x 7.5 mm / 0.65 x 0.30 in.
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Q: Can this be used for wine making?
A: Yes. It can be used with compatible wine making lids, fermenters, and airlock setups.
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Q: Can this be used for beer brewing?
A: Yes. It is suitable for compatible beer brewing fermentation lids and airlock applications.
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Q: Does it fit all airlocks?
A: It fits many standard 3-piece and S-type airlocks, but compatibility depends on the airlock stem, lid hole, lid thickness, and vessel setup.
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Q: Is it reusable?
A: Yes. It is reusable when properly cleaned, sanitized, dried, and inspected between uses.
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Q: Can it be used for kombucha or pickling?
A: Yes. It can be used for compatible kombucha, pickling, vegetable fermentation, and other DIY fermentation setups.
Important Use Notes
- Confirm lid hole size, airlock size, and vessel compatibility before use.
- Clean before first use.
- Sanitize before beverage or food fermentation contact.
- Inspect before each batch and replace if cracked, torn, stretched, loose, or damaged.
- Do not force into incompatible openings.
- Store clean and dry between uses.
- Compatibility may vary depending on lid thickness, hole diameter, airlock stem size, and vessel design.
