The Ventilating Fans FabricAir EC 8 is a high-quality in-line (single-port) fan manufactured by FabricAir. It has an 8.00 inch diameter duct size, providing efficient airflow of up to 530 cubic feet per minute (CFM). With a power factor that is not specified, this fan operates at a single speed. This model does not include lighting features and its sound level is listed as "N/A." The efficacy of the fan at 1 CFM per watt is rated at 6.5, ensuring energy-efficient ventilation. While there are no details provided regarding additional features such as dimming or motion sensing capabilities, this ventilating fan offers reliable performance for various applications including bathrooms and utility rooms. Although specific information about color rendering index (CRI), light output lumens, life source life hours, total input power watts, MERV rating of the in-line filter, correlated color temperature (CCT), and other special features are not mentioned in the