Get a durable exhaust shutter from Grainger to help properly ventilate your building. This large selection includes exhaust shutters in a wide range of sizes and configurations, including single-panel or double-panel styles. These gravity-operated exhaust shutters can be used with direct or belt-driven exhaust fans and can help prevent air backflow when the fan is off. Each exhaust shutter features durable galvanized steel, aluminum or fiberglass frame construction with moisture- and corrosion-resistant stainless steel fasteners. Find efficient single- or double-panel exhaust shutters at Grainger!