![]()  | 
	
| 
		 
			 
			#1  
			
			
			
			
			
		 
		
		
	 | 
|||||
		
		
  | 
|||||
| 
	
	
		
			
			 so I've really wanted a sand bottom instead of crushed coral..would it be detrimental to the tank to change it while it's "live"? or would it be best to rip down the whole tank and "start new"? 
		
	
		
		
		
		
			
				__________________ 
		
		
		
		
	
		
		
	
	
	a tout le monde, a tous les amis. je vous aime, je dois partir.  | 
| 
		 
			 
			#2  
			
			
			
			
			
		 
		
		
	 | 
|||||
		
		
  | 
|||||
| 
	
	
		
			
			 do it "live", but change 1/3 at a time. Wait 3 weeks between thirds for the bacteria to culture the new sand. 
		
	
		
		
		
		
			
				__________________ 
		
		
		
		
	
		
		
	
	
	Brad  | 
| 
		 
			 
			#3  
			
			
			
			
			
		 
		
		
	 | 
|||||
		
		
  | 
|||||
| 
	
	
		
			
			 cool, thanks 
		
	
		
		
		
		
			
				__________________ 
		
		
		
		
	
		
		
	
	
	a tout le monde, a tous les amis. je vous aime, je dois partir.  |