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 Perfect Connector: This ducting is primarily used with duct fan systems in various air circulation and ventilation projects to move and transport air, increasing airflow and easing connections between spaces; It's compatible with front-mounted and top-loading dryers/fans Premium Material: Made of aluminum, it is resistant to high-temperature and corrosion-resistant, being able to serve for a long time; The stainless steel clamps are rustproof, corrosion-resistant, and heavy-duty, ensuring a seamless junction