Solid lid fits both 6 and 7 galllon FerMonsters. For storage, or drill your own custom holes.
NOTICE: Does not include the sealing O ring that comes with the FerMonster. This can be ordered separately, see the O ring (item P23) at right.
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Mar 20, 2024 by Brian
Q: Do you know what the inside dimension of the lid is? I have a glass container that is roughly 5 1/4 inches across, thanks
A: 4.5" inside dimension.
Apr 17, 2018 by Gabe
Q: will this fit the 3 gallon version?
A: Yes
