The Air King FRAK50S is a versatile ventilating fan designed for use in bathroom/utility rooms. With its 4 inch diameter duct size, this fan efficiently removes stale air and odors from your space. Featuring a single speed setting, it provides an airflow of 50 CFM at an efficacy of 3.5 CFM/W, ensuring optimal ventilation with minimal energy consumption. This ventilating fan operates quietly with a sound level rating of just 0.6 sones, allowing you to enjoy a peaceful environment while it does its job. The FRAK50S does not include lighting features but focuses solely on providing exceptional ventilation performance. Manufactured by the reputable brand Air King, known for their high-quality products, this model guarantees durability and reliability. It was introduced to the market on May 1st, 2015. Whether you need efficient ventilation in your bathroom or utility room without compromising peace and quiet, the Air King FRAK50S is the perfect solution