I had a 38 with 4 t5 bulbs and it did great. I had softies ,LPS and clams no problem. With the 38 you will need 2 off the Coralife 150 and if you went to a larger tank one day,you would probably want 250 watt halides or equivalent. 
		
	
		
		
		
		
			
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				Sebae
			 
		
		
		
		
	
		
		
	
	
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