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					Originally Posted by  Aquattro
					 
				 
				I shut down, siphon 15g or so, and dump new water into display. This causes everything to get stirred up, then when I turn system back on, the suspended detritus goes down to the filter sock in sump. 
			
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 I do the same.  I mix my new SW a couple of nights before and let it sit with a heater so that it is the same temp as the tank.