Prior to and even during a bathroom remodel, I often have conversations about tile and fixture layout, style and finish. But the conversation seldom leads to discussion of bathroom ventilation ...

An inline fan is mounted in a remote location (often the attic) and connects to an intake duct that terminates in a grille mounted on the bathroom ceiling. The output vent extends through a wall ...

A bathroom exhaust fan works by pulling in air from the bathroom and sending it outside via a duct that runs through the ceiling or wall. So, a good exhaust fan relies largely on good airflow.