• Fits 4 in. diameter duct opening<br> • Curved louvers for quieter vent cover operation and maximum air flow<br> • Quick and easy installation<br> • UV stabilized to prevent discoloration or warping from sunlight<br> • Opens with ease for maximum exhaust flow<br> • Durable and weather-resistant outdoor louvered dryer vent cover<br> • Melting point: 325deg F<br> • White;

