my grow area is 3x3x6 Airflow--->|Passive Vents|--->[Grow Area]--->S&P 4" TD 140 CFM--->Phresh Filter--->Room Ducting and flanges where applicable. I am sure everyone is familiar with the Inline S&P fan. -prewired wiring junction box included<--- So I have to wire this? To a plug? Phresh filter says 150 CFM I am assuming thats the max? or is it the min? Newb. Thanks Oh and & is the fan sufficent for my grow area? I am sure it is