The Master Flow 4 in. Round Wall Vent is designed to be used with 4 in. round ducts. This vent is used on an outside sidewall to terminate kitchen and bath fans or other appliances. This vent is made of galvanized steel.
- Made of galvanized steel.
- Termination duct for 4 in. round ducts.
- Designed for the outside sidewall termination of kitchen and bath fans or other appliances.
- Foam gasket for a more quiet operation.
- Built in screen to deter small animal entry (Must be removed if using for Dryer Venting).
- Always seal exterior flashing to reduce leakage.
- Light and easy to install.