4L x 4W x 5H room ac cooled do i need a cool tube for my 400hps?

sickstoner

Well-Known Member
AC in the window of the small room
do i need a cool tube for the light?
it's a new grow space and its getting hotter in there.
I got it all ready to go in, but is it worth it without a cool tube?
and should i have the AC blow through the cool tube and out the room or into the room still?:confused:
 
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