I think I got this to work. Keep sound off or low as the fans are too loud to bear.
https://youtu.be/AwLQChqwmX4this show a new 30 inch aura vent with a 3000 cfm fan attached to it
https://www.youtube.com/watch?v=0aGRhEmZaO8we had six 10 inch turbines we now have five 10 inch turbines and the 30 inch vent with an attach 3000 cfm fan
today we were at 99 f outside temps yeater day 100 f
in take for the gear was about 85f and out take raised to 102f
note the large hessaire swamp cooler
this room is mostly gpus they pull 30k-watts
and we have five 3300 watt asic they pull 16.5k-watts
with various fans ,router,switches ,pc's and lights I would say we are close to 50kwatts in this room