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View Full Version : Hard Algae


bpoore89
01/20/2008, 01:34 PM
The whole back wall and sides of my tank get coveres in this bright green very hard algae. My mag float wont clean it off and neither can my snails. Only a razor. I use tap water and have for well over a year but am getting an ro system soon because this may be the problem. Is there anything that will clear this up?