yugbkfresh
Member
hey i have a grow going with 2 400watt going at the same time. I know i should just get a 1000w but my ballast just took a crap . what can i expect with 2 400 watt bulbs going atthe same time to flower my pretty lil girls. Also i been having a lot of trouble with my end product but i think it bcuz i was just running a 400 watt at the time