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					Originally Posted by  toxic111
					 
				 
				Just a question, what are the dimensions of the tank?  I am working on getting my 120 set-up & am planning on 2 radions, I am hoping that will be enough.  I see you ahve 3 set-up. 
			
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 I had originally considered going with two, however with a 4x2 tank I was concern with the chance of having the spotlight effect so after a discussion with Martin of Modular LED, I decided to go with three units and Martin made the rails for my light.