The Broan-NuTone Roomside Series exhaust bath fan offers fast, easy installation without attic access and no drywall cutting necessary. The design features patent pending technology with SlideClip grille/cover making cleaning easy with a springless attachment. The CleanCover grille also offers a seamless design that blends into the ceiling for a modern appearance. This series is Energy Star certified reducing energy consumption by over 50% and meeting building code requirements. All the desired features of a premium bathroom exhaust fan at an affordable price for cost-conscious, builders, contractors and DIYers. This HVI certified product has efficient performance to remove moisture, odors and pollutants to provide better quality of air for better quality of life.