So I decided to start a refugium in the back chamber of my All-in-one JBJ 30. I went ahead and purchased this LED Submersible Light -
http://www.ebay.com/itm/252220625268?_trksid=p2057872.m2749.l2649&var=551053538879&ssPageName=STRK%3AMEBIDX%3AIT
I bought the smallest one since the back...