Master Flow 4 in. Round Heavy-Duty Wall Vent with Damper in White

This Heavy-Duty 4 in. Wall Vent is designed to be durable. This vent is used on an outside sidewall to terminate bath fans or other appliances. The Heavy-Duty design is painted white to complement most trim colors.

• Heavy duty design
• Used as the outside sidewall termination
• 24-Gauge galvanized steel