I came across an article (granted it is pretty old) with an interview with Rommel who is know for his insane corals. In the article he says he uses T5s over all of his frag tanks. He also gives some info on the rest of his equipment.
Here is the article:
http://blog.fragd.it/2008/06/25/the-man-behind-the-frags-rommel-lum-of-ultimatefragscom/
Here is his photos page which shows some of his absolutely insane corals:
http://ultimatefrags.multiply.com
Here is the article:
http://blog.fragd.it/2008/06/25/the-man-behind-the-frags-rommel-lum-of-ultimatefragscom/
Here is his photos page which shows some of his absolutely insane corals:
http://ultimatefrags.multiply.com