#9 Drilled Rubber Stopper (Bung) for Fermentation

#9 Drilled Rubber Stopper for Fermentation

Secure Seal for Extra-Large Fermentation Vessels

The #9 drilled rubber stopper is crafted for larger fermentation setups, delivering a snug and reliable seal. Measuring 44 mm at the top and 37 mm at the bottom, this bung is ideal for oversized carboys, jugs, and fermenters. Its durable rubber construction ensures long-lasting use while allowing safe gas release through an airlock.

Key Features:

• Dimensions: 44 mm top diameter, 37 mm bottom diameter
• Perfect Fit: Designed for larger carboys, jugs, and fermenters
• Drilled Hole: Pre-drilled to accept airlocks for fermentation control
• Durable Rubber: Flexible and long-lasting material ensures a tight seal

Brewing Applications:

Pair this stopper with a Double Bubble Airlock or a Three Piece Airlock to complete your fermentation setup. Whether you’re brewing beer, cider, mead, or wine, this #9 drilled bung provides a dependable seal for clean, controlled fermentation.