6x4x8 room (192 CFM), with a 160 CFM fan and a 220 CFM carbon filter exhausting outside the grow room. Growing six plants. (2. Lemon OG Kush, (1. NLBlue, (1. Kandy Kush, (1. Vanilla Kush, (1. Blue Widow. Would this fan/filter be enough to kill the odor of these plants or should I upgrade to 6"...