The Planted Tank Forum - View Single Post - seachem matrix bio best ?
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post #10 of (permalink) Old 01-31-2013, 03:33 AM
Planted Tank Guru
Join Date: Jul 2011
Location: Christiansburg, Va
Posts: 2,756
Originally Posted by jcgd View Post
Matrix is just pumice stone. Get some bulk pumice and your laughing if you want Matrix without the price tag.
I had no idea!

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