my calculations are that these are 240 Galllons a piece? is that right? 
so just to confirm, they don't have a overflow, just a hole drilled? where is the hole drilled in the bottom? 
thanks 
Neal 
		
	
		
		
		
		
			
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				Way too much time and money has gone into this hobby....and yet, I CAN'T STOP
			 
		
		
		
		
	
		
		
	
	
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