Yeah everything after te GFCI is protected.....To make things cheaper for you plug both MH into one surge protected power bar and the plug that power bar into the timer then the timer into the GFCI....just make sure that you only have the lights on that power bar!!! 
		
	
		
		
		
		
			
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				500G Mixed Reef
   
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Electrician, Electronics Technician, I can help with any electrical questions you might have!! 
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Kevin
			  
		
		
		
		
	
		
		
	
	
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