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Lighting and Ventilation

Grow room lighting and ventilation information and discussions.

1,618 topics in this forum

  1. Lighting questions

    • 0 replies
    • 499 views
    • 6 replies
    • 881 views
    tokealot
      • 420 Crew
    • 8 replies
    • 811 views
  2. Reveg advice.

    • 5 replies
    • 591 views
    pipeman
  3. My first plant

      • 420 Crew
    • 7 replies
    • 941 views
  4. 250w vs 400w hps

      • 420 Crew
    • 3 replies
    • 1.3k views
  5. Guest Wilderbud

    Bulb flicker

    • 3 replies
    • 649 views
    Guest
  6. Distance From Lights?

    • 9 replies
    • 855 views
  7. Hooray for me 1 2 3

      • 420 Crew
    • 21 replies
    • 1.9k views
    • 19 replies
    • 1.4k views
    Wezz
  8. Which is best

    • 2 replies
    • 657 views
    Guest
  9. green light

    • 6 replies
    • 1.4k views
    Guest
      • 420 Crew
    • 6 replies
    • 995 views
    red13
  10. florex lights

      • 420 Crew
    • 3 replies
    • 732 views
    • 7 replies
    • 684 views
    Guest
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