Description Excellent Odor Control: Made of premium RC 412 Australian Virgin charcoal at 1200 IAV, helps to eliminate pungent smells and chemicals; The 38mm thick charcoal bed with high microporosity ensures its high absorption Unique Design: The dual-sided galvanized steel mesh adopt hexagonal design, which greatly increases the open area and ensures the maximum airflow 264 CFM Versatile Applications: The detachable pre-filter cloth blocks 99% particles to keep the filter clean; Effective to eliminate odors and gaseous compounds for indoor grow tent, hydroponics room, kitchen or basement Powerful Airflow: This powerful blower with a fan speed of 2500 RPM can create an airflow of 195 CFM; It works efficiently in ventilating grow tents, transferring heat or cool rooms, circulating fresh air, as well as controlling proper humidity, temperature, and air quality for your grow area Quiet Operation: Fitted with a flow deflector that concentrates the fan stream and cuts turbulent kinetic energy to reduce sound output to just 30 dB, which does not have any harm to your health and will not disturb your work