Thoughts on this setup

Discussion in 'Frags' started by pwoller, Feb 20, 2008.

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  1. lunatik_69

    lunatik_69 Giant Squid

    Joined:
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    You mean that sludge that has a beige color to it and collects at the bottom of the sump? Doesnt that also run the risk of raising your No3 levels by doing that?