So you guys think that it will get too hot in there? What's this "cool tube"?

And, I had planned on using soil, would hydro cost more?
AstronomyDomine Reviewed by AstronomyDomine on . Help with my 150w HPS Box Okay, so I'm pretty new at this. I've been reading these boards for months now, and I've finally begun gathering my equipment, here's what I have: 150w HPS Light Mylar Foil (2) 120mm Computer Fans Ozonizer Soldering Iron Extension Cords And I'm going to Wal*Mart later today to pick up the actual box (probably a Rubbermaid Tub) Rating: 5