51/48mm Rubber Stopper for Demijohn Container

White rubber bungs are crucial sealing accessories for demijohns and other compatible containers used in diverse environments, including winemaking, brewing, and laboratory settings. Manufactured from durable, high-quality rubber, they guarantee a tight and secure fit that effectively prevents air and contaminants from entering the container.

These bungs are designed to fit firmly into the openings of demijohns and similar vessels, available in various sizes to suit different diameters (sizes sold separately). Their flexible rubber material ensures a dependable seal that preserves the contents’ integrity and helps maintain the quality of the final product.

Alongside their sealing effectiveness, white rubber bungs are simple to clean and sterilize for repeated use, making them an economical and practical choice for long-term applications. Whether for fermentation, storage, or experimental purposes, these bungs provide a reliable solution to protect and maintain the contents of demijohns and other containers, ensuring consistent, optimal outcomes.