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Lighting and Ventilation

Grow room lighting and ventilation information and discussions.

1,618 topics in this forum

  1. 150-100mm duct reducers?

    • 4 replies
    • 1.6k views
  2. Basement setup.....

    • 9 replies
    • 923 views
    pipeman
  3. help

    • 4 replies
    • 638 views
  4. MH light for Flowering?

    • 1 reply
    • 641 views
    • 26 replies
    • 2.3k views
      • 420 Crew
    • 11 replies
    • 1.7k views
    • 4 replies
    • 923 views
    chief23
  5. Lights drying out soil?

    • 9 replies
    • 1.1k views
    XerXes
  6. light questions 1 2

    • 13 replies
    • 1.6k views
    syk613
  7. Any sparkys in here ? 1 2

    • 19 replies
    • 1.6k views
  8. Guest young420pot

    Flouro Light?

    • 2 replies
    • 1.1k views
    pipeman
    • 4 replies
    • 1.3k views
      • 420 Crew
    • 23 replies
    • 1.6k views
    Tom
  9. Guest elefunk_delivers

    2 x 400hps for Sale

    • 2 replies
    • 658 views
    Guest
  10. 24 hour veg. cycle 1 2

    • 13 replies
    • 1.9k views
    lokm8
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