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Lighting and Ventilation

Grow room lighting and ventilation information and discussions.

1,618 topics in this forum

    • 4 replies
    • 870 views
    • 3 replies
    • 807 views
    pipeman
    • 0 replies
    • 678 views
    whynot
  1. 400hsp

      • 420 Crew
    • 1 reply
    • 766 views
    Tom
  2. HPS 70w

      • 420 Crew
    • 1 reply
    • 655 views
  3. HPS 70w

      • 420 Crew
    • 1 reply
    • 867 views
  4. Guest elefunk_delivers

    interupted night

    • 5 replies
    • 1.2k views
    sols
    • 14 replies
    • 2.8k views
  5. Heat Shields

    • 4 replies
    • 937 views
    • 6 replies
    • 1k views
    sols
  6. Comparing light types

    • 1 reply
    • 831 views
    sols
  7. Lighting interuption

    • 3 replies
    • 755 views
    sols
  8. lighting times

    • 3 replies
    • 873 views
    elessar
    • 7 replies
    • 1.2k views
  9. 70W Hps & Ballast

    • 2 replies
    • 1k views
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