biggerbud420
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i have a 4x4x7 tent 6 inch exhaust fan and filter 3 6 inch passive air intake vent's i think im ok with the intake/outtake exchange . i have 1 9 inch fan hanging from the ceiling poiinting down and 1 12 inch oscillating fan sitting canopy level . so i am wondering do i need the 9 inch fan ? it really does not blow much air at all