Bathroom Ventilation Fan/LightThe Delta BreezSignature ventilation fan is designed to supply efficient bathroom ventilation. With an energy-saving DC motor, it consumes significantly less electricity and operates more quietly than conventional fans, all while maintaining power and advanced functionality, the company says. Models include 80 and 110 cfm single-speed, 80/110 cfm dual speed, 80 cfm fan/light/night-light, 80 cfm fan/LED light/night-light, and 110 cfm fan/light/night-light.