ro unit
			 
			 
			
		
		
		
		Hello reefburnaby, 
 
Kent's website state the membrane micron size for their RO system "as it is".  I don't bother to look it up again but I remember it is larger than what SpectraPure uses. 
 
And I agree with Darren.  The bateria would mostly have been killed from the chlorine. 
 
Titus 
		
	
		
		
		
		
		
	
		
		
	
	
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