Two rooms: ~380 sq ft total
9 x 1040 watt air cooled lights (3 veg, 6 flower)
Ducting fixture size: 8"
Type of ducting: Flex ducting
Intake fan: Vortex 8" Powerfan - VTX800 (747 CFM)
Type of grow room: Sealed rooms w/ CO2
Total length of ducting: ~100-110ft
Ok, so does anyone have any tips on...