The Planted Tank Forum - View Single Post - Greeny brown film on HC
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Old 01-27-2013, 01:50 PM   #5
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PTrader: (7/100%)
Join Date: Jan 2013
Location: Maryland
Posts: 217

Im pretty sure its daitoms. I've upped to 2 25% water changes a week so see if it helps. And I moved the filter more to the center of the tank so it gets more flow over the HC
Thanks for the help
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