Intro — why a structured approach matters When we pick fixtures for a modern bathroom, we should treat the exhaust fan like a small system—not just a component. This framework helps teams and homeowners weigh ventilation performance, integrated lighting and audio, and installation automation so choices scale predictably. For example, many of us expect a combined unit—think a bathroom exhaust fan with light—to do everything at once; a structured checklist prevents trade-offs from slipping through the cracks. Remember: industry guidance shifted during 2020 when ASHRAE recommended increased ventilation to reduce airborne transmission risks, which pushed ventilation capacity and control back onto product selection criteria. Framework overview: four pillars to evaluate…