The Air King AKZA90 is a high-quality ventilating fan designed for efficient air circulation. This in-line (multi-port) unit has a 6-inch diameter duct size, making it suitable for various applications. With its sleek design and reliable performance, this fan provides excellent airflow of up to 90 cubic feet per minute (CFM), ensuring optimal ventilation in any space. Equipped with one speed setting, the Air King AKZA90 operates quietly and effectively. Its power factor is not specified, but it delivers an impressive efficacy rating of 4.5 CFM/watt at the maximum airflow capacity. This ensures energy efficiency while maintaining powerful ventilation capabilities. Released on March 24th, 2017, this model from Air King offers durability and reliability that you can trust. While lacking lighting features or additional accessories such as dimming or motion sensing capabilities, the focus of the AKZA90 is solely on providing exceptional ventilation performance. Although specific details like sound level sones, luminaire