Originally Posted by KBkiller42

hey all well my problem is heat. I bought a cool tube for my 400 watt lamp i have a closet roughly 12' x 2' x 7' it has 4 sliding doors. I am cooling the tube with 171 cfm inline jet fan with a few feet of ducting on both sides. I have an oscilating fan blwoing on the plants anohter fan blowing at the cool tube from below. my temps will get to 90 by the end of the cycle prolly. I just set it up and its 87 right now is this going to be to hot for my girls and how could i get it cooler. My room temp is about 80 with lights off but entire bedroom gets warmer with lights on. Im getting discouraged idk y i cant get a handle on temp anyone else grow in 80 degree ambient temp with HID. Even with the cool tube 4 feet away its hot is the tube not getting cool enough i can touch it its hot but doesnt burn. Am i doing something wrong?

please help me im getting desperate and i have a girl with only 2 or 3 weeks before harvest

thansk
-kb