Specifically designed to be compatible with WhisperGreen Select bath fans, the WhisperGreen Select Multi-Speed with Time Delay Plug 'N Play Module Allows you to select the proper CFM settings to stay in compliance with ASHRAE 62.2 continuous ventilation requirements. The fan will run at a continuous preset lower level and then will elevate to its maximum level of operation when its switched on.
Product Compatibility
- All WhisperGreen Select models
