A andy7000 Active Member Jul 10, 2008 #1 would it be possible to hook up 2 600w hps to a 1000w ballast. or could you hook up 2 400w hps to 1000w ballasts
would it be possible to hook up 2 600w hps to a 1000w ballast. or could you hook up 2 400w hps to 1000w ballasts
