Im one of them all the gear no idea people...well i kno loads without havin done it yet....
my set up is a 3.4m x 2.m room
6x6oow hps lights
decent carbon filter
intake ,extract fans
g.e.t nutes
propagator,heated
coco
ph tester
ec tester
ph up and down
bloombastic
mylar for walls
bubble stuff...