so i bought a 4x4x6.5 grow tent 400 watt air cooled tube 6' ducting with a 6 inch 440m cfm should that keep the tent cool? and 2nd should i get a carbon filter [the exhaust is going out the window but i have neighbors with 5 kids each outside all the time] and what kind of carbon filter/where from if yall have a site or something. thanks