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					Originally Posted by  toxic111
					 
				 
				its the same issue I have.. I can't keep ALK levels stable, and it is driving me crazy, I even have KALK set-up in the top-up water, but still can't keep ALK where I want it.  CA & MG stay stable. 
			
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 Hey, let's keep in touch. Let's see if we can't figure this one out together.