Extremely Quiet: At less than .3 sones, this fan operates as quiet as a whisper
Long Life, Guaranteed: Panasonic ventilation fans use less energy to move larger volumes of air; Less energy leads to less overheating and motor failure, saving you on repair costs; Included 3-year limited warranty
Easy-To-Install: Works with 4" and 6" ducts for flexibility in duct layout and design; Flex-Z Fast installation bracket is ideal for positioning the fan exactly where you want it
Clean Air: Panasonic ventilation fans will increase your air quality, eliminating humidity, mold, mildew, and other air pollutants from any room
Code Compliant: This product is ENERGY STAR certified and complies with ASHRAE 62.2, LEED, California Title 24, Washington VIAQ codes and standards