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Unread 10/13/2015, 11:08 PM   #117
pstank1
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Join Date: Mar 2008
Posts: 246
Those balls may get brittle over time. You may not want to keep the block on top of them long term. You have a sock in place, so your balls will stay clean That should probably do the trick. How big is the tank and how much rock do you have in it?


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