14 1000W Air Cooled light set up

you might get more action in the HID forum

https://www.rollitup.org/f/indoor-growing.49/

i wouldnt duct more than 2 or 3 of the ACDEs in a row. if nothing else the "around the reflector" venting style has more pressure drop than a standard air cooled reflector

I just realized DEs were being used. Not an enclosed hood to vent through. That's a tough one .