What is a Bathroom Exhaust Fan? A bathroom exhaust fan is a ventilation device ducted to the house’s exterior to let out stale, humid, and impure air, making the bathroom fresher and more ...

Bathroom exhaust fans are designed to fit a particular duct size. Generally, fans built for larger air ducts produce better airflow. Newer bathrooms tend to have vents with 4-inch ducts or larger ...

this Roof vent is also ideal for installation in other areas such as kitchens, bathrooms, and attics. It can be used in conjunction with plastic ducts or exhaust fans for easy ventilation.