DIAM® REF BEER is a technological closure with a patented composition, manufactured from cork, treated by the exclusive REVTECH process by DIAM Bouchage. REF beer is a consistent closure that offers excellent mechanical performance over time and enables a consistent very low loss of pressure in the beer.

DIAM® closures are packed 1,000 per bag or 3,000 (3 bags of 1,000 corks) per case in double wall cartons.

Customers interested in custom printing options should contact a Customer Service Representative at G3.Order@G3Enterprises.com or 1-855-G3-ORDER (1-855-436-7337) for more information.

Color Disclaimer: The displayed image color on this website may be varied due to computer monitors. It is recommended that you request actual samples prior to purchase. If you are interested in an alternate color to match your packaging design, please contact G3 Enterprises to learn more about our custom colors.