Ventilation Fan by Delta Breez

GreenBuilder Series 100 CFM Wall or Ceiling Bathroom Exhaust Fan with Adjustable Humidity Sensor, ENERGY STAR by Delta Breez Ideal choice for medium-sized bathrooms where powerful air flow, low noise, and energy efficiency is needed. The 100F is HVI-certified to 100 CFM of air flow at a 1.4 sone level for sound. The innovative DC brushless DC motor is designed for long life and low power consumption. innovative DC brushless motor design for long life Engineered to run continuously for a minimum of 70 Green LED Indicator light to show power is on For rooms up to 100 sq. ft UL Approved Ceiling or Wall Mount installation Compatible Duct Size 4 inch Depth 10-3/4 inch Width 10-3/4 inch Height 6 1/2 inch