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Old 07-12-2013, 04:58 AM
Acrowhora Acrowhora is offline
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Join Date: Jun 2013
Location: North Vancouver
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I'm currently using BRS GFO HC to lower my P04 and keeping it at zero inconjuction with Probio Biodigest and Bioptim.you can also use Rowaphos but use a small amount at a time,as you do not want to shock your inhabitants.
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