hi im a first time grower never grew anything before in my life lol.. my grow room is my closet its 2x 3' and 4 foot tall i have a 250 hps light and am looking to grow 3 maybe 4 lowryder 2. i am looking for some advice on how to keep my temps down without using an intake or exhaust system. I would lyk to install an intake/exhaust system but unfortunately my finacial situation means dat im living in my parents house and dont want to be cutting holes out of my closet n they dont know i smoke and i want to keep it dat way lol. id appreciate some help from any experienced grower or any1 dat can help. ]