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					Originally Posted by reef_raf
					
				 
				
	Quote: 
	
	
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					Originally Posted by LostMind
					
				 
				 (79-81 overnight swing in temp right now).
  
			
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 That isn't a swing, that's a blip. I wish my tank only blipped that much    
			
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 Even now using Kalk for top-off water every day, my PH goes from 7.6 to 8.2.  Is that a blip?