Just an update. 
I think i will be switching to 14K Pheinix DE bulbs.  
It has been two month almost, i gave it a try but still OEM 15K is too white and have some small SPS frag bleached. reduced MH DE photoperioud down to 6 hrs. 
Other that that the fixture is fantastic. as advertised. 
		
	
		
		
		
		
		
	
		
		
	
	
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