The Planted Tank Forum - View Single Post - Canister filter or just a penguin biowheel for a 20 gal long
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Old 11-13-2003, 06:02 PM   #8
digger
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If you find it causes too much current you can modify the output to a spray bar. If you make the spray bar very long with many holes, the current will be spread over a larger area and generate less current.
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