I use the 500W Jalli titanium heaters with controllers.  Just make sure you turn them off and let them cool down before taking them out of the water...the heaters have a fuse that will burst and you can't replace it! 
		
	
		
		
		
		
		
		
						  
				
				Last edited by Jay180reef; 12-15-2008 at 09:33 PM.
				
				
			
		
		
	
		
		
	
	
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