SmartSense Ventilation Systemby Broan-NuTone

A SmartSense Ventilation System will create integrated moisture management using the company's Ultra Silent fans installed throughout the house. The system monitors manual usage of the fans and automatically activates when there is a need. The Energy Star-rated fans use less than 35 watts during ventilation cycles and operate at 0.3 and 0.7 sones. Broan-NuTone. 800-558-1711. www.broan.com.