An inline duct fan specially designed for mushroom cultivation to quietly ventilate grow tents, grow rooms, and mushroom fruiting chambers. By installing this fan, you can control humidity and CO2 levels to keep them stable while ensuring fresh air exchange in these spaces. It is built with IP65-level sealing that lets you place it in harsh environments, resisting moisture and spores. It also features a fan speed controller with 10 exact levels to produce your ideal airflow. This precision output is powered by the inline fan’s EC motor that utilizes PWM control to operate quietly and energy-efficiently. This product is a part of the UIS™ platform of grow devices and smart controllers, designed to unite with the AC Infinity app over WiFi to achieve your ideal environment.