Kootenay Filter KFI Classic Aluminium Ducting

Introduction Kootenay Filter KFI Classic Aluminum Ducting – A high quality aluminum ducting that works great for various ventilation needs in your indoor grow space. A flexible dual-layer aluminum construction and high tension wire helix makes this ducting both durable and easy to work with. Includes 2 Ducting Clamps 25 feet / 7.6m Available Sizes: 4″, 10″, 12″, 14″ and 20″