So you're using all 3 vents and also two 8" duct holes all for intake, and that's not too much? I had assumed just 1 vent would have been enough for me, so since I was switching to the ducting then I thought I'd use 2 to compensate and have all the vents closed up still. I'm using a 3x3x6 tent...
My tent has the square vents with the screen, and the foldable velcro patch, that seems to be the norm with a lot of tents I've seen. I am using that as passive ventilation, but light leaks out more than I thought it would.
I ordered 2x 8" ducting and plan on using 2 of the vent holes on the...