best sponge filter for 3 gal qt tank

motlot77

New member
someone had posted a cheapie sponge type filter to throw in my sump when not in use and now i can't find it.

what type of filter should i get?
 

AZDesertRat

In Memoriam
You can get an AquaClear Mini hang on filter or even a simple sponge type air lift with an air pump. I use the AquaClear and keep a sponge in my sump for it.
 
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