If you are running photo-period plants then yes it can.
@gregthe357 yeah that’s the plan man. I haven’t started yet. Do you have any ideas on what I can do to help dim the light coming in besides getting curtains for that window lol
@gregthe357 can I close the intake vent during dark hours? or will that lack of fresh air hurt? what if I just kept the vent closed 100% of the time?
@Kawika Mckee You could cover the window with panda film. Closing the vent will most likely lead to a lack of fresh co2