You got the heat issue out of the way, but now, how will you fix the uhm.. growing like a mo' fucker problem? Well, not problem, but where do you plan on it flourishing? hps will make your plants grow So much faster than cfl, and I'm conserned that your space is uhm.. spacious enough. But you've done evrything perfect on last grow, and you seem to find ways around everything, so I'm sure you'll figure it out.