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those r the same question i have.. i have a 48" tank .. planning on install 2 250w MH and 2 T5 .. but i have no idea on how to select the ballast, sockets and lamps.. so i was hoping someone could point me in the right direction as to where i can find some articles on the basics on...
Does any1 know where i can get some info on assembling metal halide, T5, retro fit kits.. I'm not really sure what i need and some of the requirements .. :goldfish: