Extremely Quiet: At less than .3 sones, this bathroom 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 6-year warranty on motor and 3-year warranty on parts
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
Smartflow Technology: When the fan senses static pressure, speed is automatically increased to ensure optimal CFM output, thereby increasing your fan's ability to eliminate 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, IAP, EarthCraft, California Title 24, Washington VIAQ codes and standards