[Dongwoo] — 878-0777 Ventilation Fan Shutter

Dongwoo 878-0777 Ventilation Fan Shutter is a protective shutter assembly designed to control airflow openings in industrial ventilation systems, sourced direct from Korea. Commonly installed alongside exhaust or supply fans in factories, warehouses, and mechanical rooms, these shutters open automatically when the fan operates and close to block backdraft, pests, and outside air when the unit is off. Request a quote today for export-ready supply at competitive pricing through a KITA-registered Korean exporter.