is there a hole on top the fan is facing down on>?
ctdirt Reviewed by ctdirt on . My First Ever DIY Grow Box So here I am. Finally, after more than a month of planning, searching, buying, building, spending over US$200, with all the joy and frustration that came along with it, I finally built a grow box of my own!!! This was no easy task, since I built everything from scratch excluding the lights, ballasts, and fans. But everything else I basically painstakingly siliconed/screwed/hammered/sawed together. But I must say, the joy of looking at the finished product is just euphoric. Knowing that you Rating: 5