This 7.0 drilled bung provides a secure seal for larger fermentation openings while supporting a standard airlock. It is intended to limit oxygen ingress and help maintain sanitary fermentation conditions for beer, wine, mead, and cider.

Product Specifications
• Airtight seal supports cleaner fermentation outcomes
• Airlock-ready drilled center
• Flexible TPE Rubber conforms to vessel necks
• Durable, reusable material for repeated batches
• Quick to clean and sanitize

Product Features and Benefits
What’s Included: 1 drilled bung
Capacity: N/A
Material Type: Food-grade, BPA-free TPE Rubber
Size: 7.0 bung
Compatibility: Fits many large fermenters and carboys
Color: White
Cleaning: Wash or sanitize after use; reusable