Pack of 10 Solid Rubber Bungs To Fit Glass Demi-Johns

These solid rubber bungs are designed to be used with Glass Demi-Johns. They also fit fermentation carboys designed for use with bungs.

The size of our bungs are 27mm base diameter x 31mm top diameter, and they are 32mm high. All measurements approximate.

Care should be taken never to stopper a DemiJohn that may have pressure build inside the vessel.