"Broan-NuTone QT300 300 CFM, 4.5 Sones Broan-NuTone QT300 300 CFM, 4.5 Sones Features: Gracefully curved, rounded grilles - so slim they project a scant 5/8"" from the ceiling. Easy installation, includes pre-wired outlet boxes with plug-in receptacle Tordion springs hold grilles firmly in place. Adjustable hanger brackets provide mountin...