So I fired this up on my snow day, 5 x 600w MH, 4 hortilux blues 1 generic. 6 inch intake, filtered fresh air, 6 inch exhaust, may upgrade to 8 inch exhausts. 3 hurricane fans. I also have 5 Exhale bags to ensure co2 ppm.
The girls are in 5 grow bags. The soil is a modified version of Subcools...