I vote 400 w MH/HPS switchable ballast. The 400 bulbs last longer I read. Good luck.
LolaGal Reviewed by LolaGal on . What light system should i use? ok i have got a Homebox Grow Tent XXL 240 x 200 x 120 (original) from Homebox & Budbox hydroponic grow tents and i was wondering what light system i should use to grow my plants? I am using a Hydroponics system (IWS System 12 Pot) from Ebb and flow hydroponics systems what lights would go best with both of these? Rating: 5