The Planted Tank Forum - View Single Post - How do you all agitate your surface in your nano tanks?
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post #10 of (permalink) Old 11-21-2012, 12:34 PM
sayurasem's Avatar
Join Date: Jun 2011
Location: Loma Linda, CA
Posts: 2,558
Lily pipes are designed to make a little swirl on the water surface to get rid of surface scum.
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