Panasonic WhisperGreen Select Ceiling Mount Exhaust Fan, Customizable, 110-130-150 CFM, FV-1115VK3

Overview: Meet the Next Generation WhisperGreen Select Fans Based on Panasonic's quality improvement commitment and voice of customer input, the next generation of WhisperGreen Select ventilation fans is now more powerful than ever. Discover robust new features and a designer look that enhance the legendary performance homeowners expect from Panasonic. Features & Benefits: * Unique modular design - Choose from four patented, optional modules to customize airflow and enhance indoor air quality for any space.  * Pre-installed Multi-Speed Airflow Selector: provides the unique ability to select your required airflow, 30 to 110 CFM, with the simple flip of a switch.    * Integrated 6" to 4" reducer: Two duct adapter size options enhances installation options  * Increased Energy Efficiency - Panasonic's superior performance of 0.5" exceeds the industry standard set by ASHRAE and ENERGY STAR  * Designer Grille Options - Sharper, cleaner lines on the traditional grille and two new architectural grille designs for a more elegant appeal   * Expanded True Flow Performance - The only residential vent fan series with a combination of certified CFM performance at 0.5 w.g. and low sone levels  * Optional Wi-Fi Control Module - Enables two-way communication between our ventilation products. Use this with a standalone fan or combine with an Indoor Air Quality healthy home system