Check the listing for details. Air Carbon Filter 12" Australian Charcoal, Odor Control, Hydroponics, Grow Rooms. Color: Gray, Condition: New. Listed at 219.00 USD. DUCT CARBON FILTER AC Infinity, Air Carbon Filter 12" with Australian Charcoal for Hydroponics Grow Rooms Designed to eliminate odors and chemicals for grow tents and hydroponics rooms. Features premium-grade Australian charcoal with higher absorption and longer life rating. Contains heavy-duty aluminum flanges, steel meshing, two hanging straps, and two clothed pre-filters. Enables maximum airflow passthrough for both intake and exhaust configurations. Duct Opening: 12” | Length: 28" | Airflow Rating: 1668 CFM | Carbon: Australian RC412 at 1200+ IAV | Thickness: 38mm Product Description The high-airflow duct filter is designed to use activated carbon to eliminate odors and chemicals, popularly used for hydroponics, grow rooms, kitchens, smoking areas, and other ventilation projects. Features premium-grade Australian Virgin charcoal bed. The filter can be used in conjunction with an inline duct fan to act as both intake and exhaust configuration. Heavy-duty construction contains aluminum flanges and dual-sided galvanized steel mesh. The flanges can also be reversed to prolong the life of the filter. Includes two machine washable pre-filter cloth to prevent carbon residue and two hanging straps for easy installation. Premium Grade Carbon Each carbon filter features premium-grade Australian Virgin charcoal bed rated at 1200+ IAV. It achieves a 38mm charcoal bed thickness and wider mesh openings thanks to a higher microporosity and surface area rating. This combination not only enables a higher adsorption rate without restricting free airflow, but it also allows the carbon filter to last up to 33% longer. FRIENDLY SERVICE Contact us by email support (a) acinfinity.com or send us a message through ebay if you have any questions, and we'll be happy to help. FAST SHIPPING We ship out all orders from California within 1 business day of payment. Orders are shipped with UPS or USPS, and include tracking info. FREE RETURNS If you're not happy with your purchase for any reason, please contact us to receive a prepaid return label - Return shipping is absolutely FREE. Copyright © 2020 AC Infinity Inc. All rights reserved.