The Planted Tank Forum - View Single Post - What can you use besides filter cartridges on HOB filters?
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post #9 of (permalink) Old 01-05-2013, 11:45 PM
Planted Tank Obsessed
Join Date: Sep 2012
Location: wa state
Posts: 362
Like everyone else said. Polyester quilt batting (the stuff in certain pillows) That's all I use & my water ic crystal clear
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