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Issues with Spy Glass Reactor
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05/17/2016, 11:51 AM
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ADVRESOURCE
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Join Date: Aug 2006
Location: TUCSON
Posts: 569
I'm considering getting one of these Spy Glass reactors for PO4X4 media. Are these only used in sump? I would like to run mine external to a sump. Are there any You Tube videos on these?
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