First autoflower grow. Seed question

phunkyou420

Member
When it comes to exhaust, if I have a 6 inch inline pulling air through my light do I need a powered intake, or could I just open the vents down below and put a fan inside the tent.
 

machnak

Well-Known Member
Just use passive intake, just open vents, the exhaust from the lights will create a vacumn effect.
 
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