
Solid rubber bungs used to fully seal laboratory glassware without tubing or probe access.
Our Range Includes...
Small Solid Rubber Stoppers: Sizes from No.5 to No.13 for test tubes and narrow neck vessels.
Medium Solid Rubber Stoppers: Sizes from No.15 to No.29 for standard laboratory flasks and bottles.
Large Solid Rubber Stoppers: Sizes from No.31 to No.49 for wide neck containers and demonstrations.
Extra Large Solid Rubber Stoppers: Sizes above No.49 for specialist glassware and large vessels.