Quote:
	
	
		
			
				
					Originally Posted by  NIVLEM09
					 
				 
				   it was a fellow Canadian reefer on zeovit who suggested that.i just had to buy a big maxi-jet pump and that is it. 
			
		 | 
	
	
 So you don't shake the rocks?  Just fluidized them?  I don't know if I've ever seen them used like that before.  Cool.