Concept Filter Design! Need input :P
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06-16-2012, 01:44 AM
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Join Date: Jun 2011
1) Possibly a slit will be better, black PVC might make setup look "cleaner", although a clear bottle might grow algea and make it a nitrate reducer!
2) How about making top slits also and adding an airstone and going for a hydroponic plant setup?
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