ENERGY STAR CERTIFIED EXHAUST FAN: 80 CFM bathroom exhaust fan reduces energy consumption by about 50% compared to standard bath fans. This versatile bath fan helps reduce moisture and odors in your bathroom. This fan will remove moisture effectively while saving energy costs. QUIET PERFORMANCE: This bath fan is as quiet as a whisper (1.5 sones) with efficient ventilation for rooms up to 75 sq. ft. This is just enough to know the fan is on, but quite enough to maintain a peaceful setting. Your fan will remove excess moisture from the room to reduce foggy mirrors with efficiency. FASTEST INSTALLATION: No cut roomside installation makes it possible to retrofit to spaces with no attic access, without having to cut drywall - saving time and reducing complexity. SLIDECLIP: Patent pending technology for a springless attachment that allows for fast installation of the grille/cover and easy cleaning. SEAMLESS DESIGN: Simple design with the modern CleanCover grille provides a floating appearance that blends into the ceiling.