The Prime fan by Ruck delivers powerful and efficient ventilation for horticultural applications. Integrated flanges and standard mounting bracket allow the fan to be easily installed inline and hung or wall mounted. Built-in 3-speed control also provides the option to adjust airflow if needed. These features make Prime fans ideal for a variety of grow room uses including general ventilation, air-cooling for lighting, and/or ventilation for carbon filter odor control systems. Ranging from 6-14” fans 330 CFM - 1735 CFM. Made in Germany, ETL Listed Prime 6 Fan Electrical: 80 watts | .8 amps @ 120v Max RPM: 3415 RPM Max Airflow: 330 CFM Built-in 3-speed controller Prime 8 Fan Electrical: 176 watts | 1.7 amps @ 120v Max RPM: 3400 RPM Max Airflow: 658 CFM Prime 10 Fan Electrical: 217 watts | 1.9 amps @ 120v Max RPM: 3190 RPM Max Airflow: 1017 CFM Prime 12 Fan Electrical: 449 watts | 4.0 amps @ 120v Max RPM: 3390 RPM Max Airflow: 1684 CFM Prime 14 Fan Electrical: 243 watts | 2.2 amps @ 120v Max RPM: 1730 RPM Max Airflow: 1759 CFM