WhisperLine model FV-10NLF1, 120 CFM, Remote Mount, In Line Ventilation.
 
Designed for multi-task ventilation so that you can ventilate multiple areas
or multiple rooms with just one fan by connecting 4 inch tubes
into a branch circuit with seperate grilles (not included).
Rated for damp locations, 1 sone sound level.
New in box.