VIVOSUN 4 Inch Air Carbon Filter Smellines Control with Australia Virgin Charcoal for Inline Duct Fan, Grow Tent, Pre-filter Included, Reversible Flange 4" x 12

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 round hole design, which greatly increases the open area and ensures the max. airflow 223 CFM; The lengthened carbon canister enables a higher filtration rate, 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, Reversible Flange and Base: The heavy-duty iron flange and base can be exchanged to reverse the charcoal canister for an exhaustive smell filtration and help to prolong the filter’s service life, Compatible Function: It can work with a 4-inch inline duct fan to configure both intake and exhaust ventilation system; Comes with a pair of belts which makes the assembly in grow tent more convenient