Thread: 105 gallon inwall installation with pictures
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  #83  
Old 01/10/2008, 09:10 PM
Radicaljbr Radicaljbr is offline
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Join Date: Sep 2003
Location: Hudson, Ohio
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Quote:
Originally posted by poppin_fresh
GFO= Granular Ferric Oxide

http://www.reefkeeping.com/issues/2004-11/rhf/index.php
Thanks Fresh!!