Also whats best to fill my rear chamber/filtration with? So far it has floss in chamber 1, bioballs and floss in chamber 2. I made a DIY drip tray for chamber 2 and will be making a media basket for it today as well. 
 
i was thinking of replacing the bioballs to some smaller pcs of live rock instead. necessary to do so? 
		
	
		
		
		
		
		
	
		
		
	
	
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