Broan Model 511 8-Inch Room to Room Utility Fan, 180 CFM, 3.5 Sones

Broan Model 511 8-Inch Room to Room Utility Fan, 180 CFM, 3.5 Sones 180 CFM 4.5 Sones Built-in variable speed control Housing adjusts to fit walls from 3-inch to 5-1/2-inch thick for easy interior wall installation Permanently lubricated motor High-strength, reinforced polymeric fan blade and two attractive white polymeric grilles can be painted to match décor <<< Check Price & Full Review. >>>