Hey machado, as you have tried all types of lights, i want you to try (experiment) GU10 led bulbs. these are cheap leds from china and many guys have had success with it. following your thread, i think you like to experiment things too. you are using led, MH and t5s. well here is the cool thread. i hope you like it:
http://www.nano-reef.com/forums/inde...owtopic=267432