Thanks :).
You can get them on ebay. Would one 600w be enough for 12 plants? I've read into it more and it seems like I may even need 1x 400w metal halide... Also I was thinking about heating the room around the tent to the right temperature, then when the air circulates into the tent it wont be...
Its taken me months to get to the stage of buyng anything to start growing, because there is so many different ways to do it I got really confused, but here is a 'basic diagram' of how my set up will be:
Ahemm... You can probably guess with all those colours and smileys that I'm a girl lol. So...