The FAMCO WVE4WH wall vent is made for air intake, air supply, or exhaust. It does not require a backdraft damper. This vent is built from twenty-eight gauge galvanized steel, featuring a quarter inch mesh screen to block foreign objects. It is available in sizes from three inches to fourteen inches in diameter. Note that this vent is not approved for dryer ventilation.
Durable construction and effective screening make this wall vent suitable for various applications in HVAC systems.