Quote: 
	
	
		
			
				
					Originally Posted by  IronChefItaly
					 
				 
				If the biological media contains reactive sulfur then it must also eventually exhaust? 
			
		 | 
	 
	 
 Correct, the sulphur will be used up by the bacteria that perform anaerobic nitrate removal in the NOx brick. The Bio brick does not contain the sulphur and does not really do much nitrate removal.
 
Charles  
		
	
		
		
		
		
			
				__________________ 
				Where did my rum go?! 
 
Success in this hobby does not count how you spend your money, it counts how you spend your time.
			 
		
		
		
		
		
						  
				
				Last edited by SoloSK71; 02-03-2017 at 02:09 AM.
				
				
			
		
		
	
		
		
	
	
	 |