Breathe Easy, Work Smart! 💼 Built with 20-gauge galvanized steel for long-lasting reliability. Experience unmatched airflow with 308 CFM for large spaces. Customize your setup with horizontal, vertical, or in-line ducting options. Enjoy a serene environment with only 2.9 Sones of sound. Perfect for conference rooms and public restrooms needing continuous ventilation. 308 CFM 2.9 Sones 120V Power The Broan-NuTone L300 High Capacity Ventilator Fan is engineered for commercial environments, delivering powerful ventilation with a robust 308 CFM airflow and whisper-quiet operation at just 2.9 Sones. Its durable 20-gauge galvanized steel housing ensures longevity, while versatile ducting options make installation a breeze. Ideal for large rooms like conference areas and restrooms, this fan is your go-to solution for effective air circulation.