Hi.
I am slowly converting my FOWLR tank to a reef tank and I am now coming up to proper lighting. I read this link and it blew my mind a bit!
Aquarium Lighting; Reef, Planted Light Information. PAR, Bulb, Watt, Kelvin, Nanometers, MH, LED.
OK...
So my tank is 46" x 28" x 12" (in the wall)...