Upgrade your home ventilation with this high - performance bathroom exhaust fan. It features a 110 CFM large airflow capacity, powerful enough to control air quality in enclosed rooms up to 107 sq. ft. The 4 in. duct diameter ensures efficient air extraction. Installation is a breeze; just follow the manual steps, and if you're replacing an old fan, you can use existing pipelines without extra materials. The detachable 4 in. polymeric duct connector allows for easy reuse of old exhaust pipes. This fan is suitable for various enclosed spaces like bathrooms, bedrooms, and cloakrooms, reducing moisture and smell. Its housing has a suggested opening size of 7.75 W x 7.5 L x 5.7 H in. a standard household size. The metal housing offers durability, and the white plastic grille adds a touch of style. Enjoy a clean, dry, and odor - free living environment with this energy - saving exhaust fan.