Kool-cat Posted May 13, 2004 YOu need 50/50 if you dont have it, half 10k half atinic to keep corals..I got algae problems to. Quote Link to comment
j.e. Posted May 14, 2004 I've got one 50/50 and one T8 actinic (i think 15w). I used to have another 50/50, but the ballast seems to have broke Quote Link to comment
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