WhisperGreen FV-08VKSL2

Panasonic Home & Environment Co. has expanded its WhisperGreen line of ventilation fans to include the FV-08VKSL2 model. Designed for 4” ducts, the unit features built-in variable speed controls that range from 0-80 cubic feet per minute and a delay timer that can be pre-set up to 60 minutes.