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Thanks for the reply , I'm not sure but it says a 4 inch fan ? I was planning on venting it into the same room or at least out the door of the room but I'm limited to the one room for all of the grow. The main thing I'm concerned about with the heat of my lights and venting is thermal cameras...

Have a few questions here , have a 400 watt hps light kit on the way and all the other equipment needed but after searching the internet i saw a lot of people saying cooltubes are needed to reduce the heat . i have the carbon filter and fan etc ordered , will this be adequate in a 120cm x 120cm...