Thread: Bubbles rising from everywhere
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  #6  
Old 01/11/2008, 02:02 PM
Shooter7 Shooter7 is offline
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Join Date: Nov 2004
Location: Troy, IL - near St. Louis
Posts: 6,056
I'd say it is probably a maturing of your sandbed and the final step of the nitrogen process of turning some of your nitrates into nitrogen gas. Should not be a problem.
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