The Delta 70HS ventilating fan is a high-quality unit designed specifically for bathroom and utility rooms. With its sleek design and compact size, it fits perfectly in any space. This fan does not come with built-in lighting, making it ideal for those who prefer a simple and minimalist look. Featuring a duct size of 3 inches in diameter, the Delta 70HS ensures efficient airflow throughout your room. It has a single-speed function that provides a powerful airflow of 70 cubic feet per minute (CFM), ensuring optimal ventilation. With an efficacy rating of 5.8 CFM/Watt, this ventilating fan offers energy-saving benefits while maintaining excellent performance. The sound level is kept at a comfortable 2.0 sones, preventing any unnecessary noise disturbance. Released on May 31st, 2016, the Delta brand guarantees reliability and durability with their products. Although lacking specific details such as power factor or luminaire efficacy, the Delta 70HS remains an excellent