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			#1  
			
			
			
			
			
		 
		
		
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			 Honestly, out of the 3, ALL made noise. Not that bad, but audible. 
		
	
		
		
		
		
		
	
		
		
	
	
	I think the user experience depends on a lot of factors... everyone is using different pumps, differently plumbing, etc etc....  |