The Planted Tank Forum - View Single Post - What can you use besides filter cartridges on HOB filters?
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Old 01-07-2013, 12:03 AM   #10
Planted Tank Obsessed
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Join Date: Mar 2012
Location: nj
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Bought a TON of pot scrubbers at the dollar store today for less than the cost of 1 box of filter cartridges! Got some batting too, I should be set for a long time!
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