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.
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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
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