Your hood has a glass cover taking it off will Give off more light. BTW 3 ft plants are kinda tall to flower. Unless you got like 10 ft of height Your gonna have problems. You will need to transplant them to some whopper sized buckets too. I like your setup kinda looks like mine, I would go to 3 gallon bags next then flower Before 18" What are you using for fert? What are your plans for propagation? One mother can provide enough clones for your room.