o.k. so I have looked all over about diy lighting , I'm looking for something to install in my diy canopy 30"L x 12 w usable space, everything I looked at says what you cant do or what ballast you cant use , I understand everyone has opinions but how about some help , can someone give me some ideas of what I can use for soft corals and fish (combos light/ballast) pc/t5's/halogen/led's , I would like to build something and not break the bank "best bang for the buck" thanks to all who can help