Quote:
	
	
		
			
				
					Originally Posted by  reeferfulton
					 
				 
				Also started dosing microbacter 7 on feb 11 . 5 caps each day . with skimmer off for following 4 hrs.  
			
		 | 
	
	
 I know it says it in the instructions, but have never turned off the skimmer after dosing. And I dosed MB7 pretty heavily when I first started with bio pellets. My skimmer didn't act up, and the MB7 still always did its job. But I dose it directly into the display tank, not the sump.