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mars 900w

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    2 x Mars Hydro II 400 vs. 1 x Mars Hydro II 900

    Hi all, been reading the forums and journals for a while and decided to join up today. Was hoping some of you might be able to help me with a question about mars hydro leds. I have a 5x5ft tent but want to maintain 2x5ft clear so I can get inside to work, so I basically have a 5x3 usable...