In my veg room, which is 5 x 6 I have 2 600w hps providing 176,000 lumens. That equates to 5800 lumens & 40w per sqft.
In my flower room, which is 6x6, I have 2 1000w hps providing 280,000 lumens. That equates to 7700 lumens & 55w per sqft.
Side lighting in each room consists of 2 4ft 8...