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					Originally Posted by  xenon
					 
				 
				I would personally raise alk it a little to 7.5 or 8dkh because if your corals consume even a small amount of alk, you will be too low. 
 
I would also buffer mag to 1350ppm. 
			
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 Agreed. While I was doing w/c to keep param up I have to now dose. While I only keep acros I found millis started to stn at 6.5dkh.  Also try to keep mg at 1320 as Lowe mg level can mess with alk reading