Kootenay Filter GL 3500 w/ 14 flange x40, 2060cfm

The Kootenay Green Line Carbon Filter 3500 is engineered for growers seeking high-performance odor control and air filtration. Built with granulated virgin activated carbon from renewable sources, this lightweight filter is designed for maximum recirculation up to 2060 CFM and exhaust up to 1030 CFM. It comes pre-installed with a durable prefilter and a robust 14-inch flange, making it ideal for larger grow spaces. Kootenay Filter Inc. combines proven design, expert manufacturing, and decades of experience to deliver cleaner air and superior odor control. Carbon: Granulated Virgin Activated Carbon Prefilter installed: Yes CFM/M3 Ratings: Max Exhaust CFM – 1030 Max Recirculate CFM – 2060 Max Exhaust M3 – 1750 Max Recirculating M3 – 3500 Carbon: Granulated Virgin Activated Carbon Prefilter Installed: Yes Measurements and Weights: Imperial Metric Outside Diameter: 17.7" 45cm Lengths: 39.4" 100cm Total Weight: 64.0lbs 29kg Carbon Weight: 35.9lbs 16.3kg Carbon Bed: 2.0" 5.0cm Max Operating Temperature: 176F 80°C