Thread: New Nitrate Removal Korallin Sulfur-Based BioDenitrator
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  #133  
Old 10/06/2005, 02:12 PM
kreef kreef is offline
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Join Date: Jul 2003
Location: u.k.
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If you recirculate it with no input it will go anaerobic/hydrogen sulphide/rotten egg smell,not a good idea.