phoenix44 Posted July 4, 2011 Report Share Posted July 4, 2011 A must read! http://www.practicalfishkeeping.co.uk/content.php?sid=4080&utm_source=PFK_newsletter&utm_medium=email&utm_campaign=July_1_2011&utm_term=Carbon_in_the_planted_aquarium:_Gas_vs._liquid&utm_content=html Quote Link to comment Share on other sites More sharing options...
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