All New Fans LED light CFL Light Motion Sensing Humidity Sensing EZ Install Less than 100 square feet 100 to 150 square feet Above 150 square feet Ultra quiet (less than 0.5 sones) Very Quiet (less than 1.1 sones) Quiet (2 to 4 sones) Bath Fans Replacement Parts and Accessories Certified Refurbished New Bathroom Fans