The Fan-Tastic Vent EZ Breeze Static Vent allows fresh air to travel in while circulating out the bad air. It effectively reduces heat build-up, improves inside air quality, and allows stale musty air and cooking odors to easily escape your RV. Features: Allows for Fresh Air in the Rain without the Need for a Vent Cover, The Translucent Top Provides a Soft White Light During the Day, Features Easy Twist Open/Close Vent Doors, Includes an Integrated Bug Screen, Interior Garnish, and Installation Screws. All Plastic UV Resistant Base Assembly Means No Rust or Need to Repaint. Dimensions: 16.4" L x 16.4" W x 3.5" D.