Not sure how much you're willing to divulge but what type of a budget are you looking at and what's the whole story? How did you go about picking the location and what not?? What's the max. power on that??
Are those skylights or suspended fixtures? cn
Has to be skylights. The glow is to even to be a fixture.
Do you want to grow TREE$ or shorter-faster plant cycles?
The best insulation is air. So I'd build out multiple rooms to allow for a diversifying crop. Maybe even strain specific flowering rooms?
The indent (closets for neighbor?) to the upper right of the blacked-out rectangle doesn't show in the photo ... cn