Easy Installation: Flex-Z Fast Bracket simplifies installation with a single-hinge bracket for easy positioning so you don''t need to access your attic to install the fan and includes options for 4'' or 6'' ducting

Versatile and Customizable: Ideal for use in the bathroom, laundry room, sun room, basement or garage; Can accommodate up to 3 add-on modules including WiFi, Smart Action Motion Sensor, Condensation Sensor, and Multi-Speed with Time Delay