12 Inch Gravity Shutter Vent, Galvanized Steel Automatic Louver Exhaust Vent Cover for Attic, Garage, Workshop, Barn & Greenhouse, Weather Resistant Wall Vent(Fan Motor and Blades Not Included)

Additional Details from the Manufacturer

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More features

• Automatic Gravity Shutter Design：No electricity required. The louvers automatically open when airflow starts and close when airflow stops, helping reduce backdraft, rain, dust and outdoor debris from entering your space.
• Durable Galvanized Steel Construction：Made from corrosion-resistant galvanized sheet metal, this wall vent cover is designed for long-term outdoor use in attics, garages, workshops, barns and greenhouses.
• Designed for Exhaust Ventilation Systems：Works as an exterior shutter vent cover for wall-mounted exhaust fan installations. Ideal for replacing damaged vents or completing new ventilation projects.
• Wide Application for Attic, Garage, Workshop & Greenhouse Ventilation：Designed for residential and light commercial ventilation projects, this automatic shutter vent provides reliable airflow control for attics, garages, workshops, barns, sheds and greenhouses
• Easy Installation With Pre-Drilled HolesFeatures a simple wall-mount design with pre-drilled mounting holes for fast installation. Please confirm the required opening size before purchase.