Broan-NuTone InVent Series 110 CFM 1.0 Sone Humidity Sensing Bathroom Fan, ENERGY STAR® (for bathrooms up to 105 sq. ft.)(18) Eco Options Logo Energy Star Logo $178And00 Cents / eachView DetailsOut of Stock Online Not Sold in Stores View Details Compare InVent Series 110 CFM 1.0 Sone Humidity Sensing Bathroom Fan, ENERGY STAR® (for bathrooms up to 105 sq. ft.)