Stopper for glass fermentation bottles (demijohns) with closable airlock opening Ø26–28 mm 647328 Browin

Introducing the innovative and highly practical Ø26/28 mm stopper, designed specifically for sealing carboys and demijohns. This stopper features a permanently attached, closable opening for the airlock, along with a unique flange that prevents it from being pushed inside the container.

• Innovative Design - The stopper includes a permanent, closable opening for the airlock.
• Durable Material - Made from thermoplastic elastomer, providing optimal strength and flexibility.
• Click Closure - Ensures a tight seal after fermentation is complete, with a satisfying 'click' sound for reassurance.
• Special Flange - Facilitates easy removal while preventing the stopper from being pushed into the carboy or demijohn.
• Made in Poland - A high-quality Polish product.

Compatible with all airlocks in our product range.

Stopper fits snugly inside the neck and is compatible with:

Demijohns - 640013, 640132, 640133, 640135, 640215.