This rubber grommet is a direct replacement for any of our plastic bucket lid grommets. These grommets can also be used to turn other vessels into fermentors quickly and easily. These grommets will fit in a 1/2" drilled hole and leave a 3/8" opening, perfe
This rubber grommet is a direct replacement for any of our plastic bucket lid grommets.
These grommets can also be used to turn other vessels into fermentors quickly and easily.
These grommets will fit in a 1/2″ drilled hole and leave a 3/8″ opening, perfect for an airtight fit around an airlock.
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