Quote Originally Posted by c0mrade
Hey looks like a rubber maid container Im using the blue one just like that, I suggest covering the lid and sides of the container Im not sure about the silver/grey one but the blue one "leaks" light. Because your using a 400watt hps I strongly suggest covering/painting/taping that box because the light is bright. But good luck it looks like you have a nice little setup I have the exact same thing going except im using a 400watt Metal halide
wow, this is something I did not think about. Will a coat of white paint on the lid do the trick?

I will try to put a light inside the tub and see if i shines through. Will light penetrating the plastic hurt the roots?