Kootenay Filter KFI Classic Aluminium Ducting, 20 Inch x 25 Feet Ducting Size:14 in x 25 ft Four (4) USB ports are

Four (4) USB ports are provided for data logging to memory stick as well as for other optional devices such as the WiFi module

The vertical airflow results in an optimal and uniform microclimate at plant level

or compounds that contain very interesting odor molecules

So if you want thick hard stems

Color-coded Flow ID

Kootenay Filter KFI Classic Aluminium Ducting, 20 Inch x 25 Feet Ducting Size:14 in x 25 ft Four (4) USB ports areKootenay 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"