how long before i turn the fans on?

kalani

Active Member
should i turn fans on for ventilation/ heat reduction, in my grow box as soon as the sprouts come up? or should i wait until they get bigger?

thanks,

kalani
 

vanslyke

Well-Known Member
on low of course for the first while and not directly on them. after a week or 2 then it's safe to put the flow on em
 
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