Another quality Northern Brewer product with longer taper than standard rubber stoppers, for a better fit
Fits glass demijohns. Plastic drilled stopper. With a longer taper, this small universal stopper offers a better seal than rubber stoppers.
Top Diameter: 1.56" / 40mm
Bottom Diameter: 1.156" / 29mm
Drilled Bung for Glass demijohns
Pre-drilled to accept an airlock
Universal bungs have a longer taper than standard rubber stoppers, for snugger fit and better seal — plus a lip prevents the bung from falling into your demijohn.
This drilled universal bung works with almost all glass demijohns.