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  1. Z

    ballast hps issue

    Hey so I just bought anew lightning system..the hps light looks old...shoukld it have a blackish coulour on the lower end? Also the ballast looks different than my old one....and after I installed it there is no loght on..any help with that?
  2. Z

    marijuana top leaves are yellowish...should I be worried?

  3. Z

    Problems with changing the bulb socket from a lightning reflctor

    what are those "screws" called? how do I open them. I would appreciate the help.
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