I'm got a 6(H) ft x 4(L) grow cab with (3) 120 mm cooling fans with (1) ocilating fan, (2) of the 120mm fans are exhausting into the carbon filter, and 1 of them is bring cool air in, my temp at the middle of the day is 87 degrees Fahrenheit, I need help in what I can do to lower the temp ASAP, btw I'm using (3) 240 watt LED GROW lights in 5 gallon fabic pots? Sent from my iPhone using Grasscity Forum