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Top Hat Grommet
Top Hat Grommet 30lt Pail
Designed for 30lt Mangrove Jack's pail lid with 12.5mm bored hole. Takes standard 10mm bubbler. Replaces standard grommet.
Top Hat Grommet
Top Hat Grommet designed for carbouy with 12.5mm bored airlock hole. Takes standard 10mm bubbler. Replaces standard grommet. Provides much thicker wall thickness.
Advertised price per single unit.