One of NuTone.s best, QT Series fans feature very quiet operation and are powerful enough to maintain strong airflow to keep your bathroom free of humidity. It.s a rare combination, but QT Series fans can provide extra ventilation in many rooms in your home. The kitchen, laundry room, media room, or even the closet can benefit from a little ventilation, in a streamlined design, any time you need it. The quiet says it all. Features: 110 CFM quickly reduces humidity to prevent or eliminate fogged mirrors and manage moisture in bathrooms up to 100 square feet, so your vision will always be clear and your surroundings will always be comfortable; Very quiet operation at 0.7 Sones, for an environment that is so peaceful, you.ll always want the fan on; 6. ducting for superior performance; White textured Polymeric grille designed to work in any d.cor, makes this fan the perfect choice, no matter how often you redecorate; ENERGY STAR® Certified, giving you the confidence of knowing your fan won.t be noticed on your utility bill; Adjustable hanger bar system for fast and flexible installation to fit all types of construction; UL Listed for use over tub or shower with a GFCI circuit; that means you can optimize ventilation effectiveness by locating your fan exactly where you need it the most; Can be used to comply with ASHRAE 62.2 and CALGreen - Accessories: SPKACC; RDFQF