The Cloudline A4 has multiple purposes in any growing space. Besides quietly ventilating grow tents and exhausting odors, this is an optimal tool for hot and cool air exchange.Characterized by the various applications that can maintain airflow in rooms where air movement is limited, the inline fan system’s motor is easily accessible for cleaning and maintenance. The system has a wide range of speed options that can be switched without generating unwanted noise. The speed controller included allows the growers to change the duct fan’s speed depending on the ideal noise and airflow needed in each grow tent. When getting the kit, growers will receive the fan system along with mounting hardware. The speed controller and UIS to 4-pin Molex dongle that can be integrated with each other are included.