Feature 1High Durability: Made of engineering grade ABS material, sturdy and strong, resistant to rust, UV and aging, this air vent grill is suitable for various outdoor environments. 2Unique Design: Equipped with a water resistant ventilation grille to provide ventilation and prevent gravel from entering at the same time, bringing you practical performance. 3Efficient Air Exchange: With a size of 205x185x68mm and installation hole size of 175x155mm, this vent quickly exchanges indoor and outdoor air, providing clean air for RVs, boats, kitchens, bathrooms, and storage rooms. 4Wide Application: Compatible with RV, motorhome, camping vehicles, trailers, boats, caravans, yachts, and more, this ventilation exhaust vent cover is versatile and useful. 5Easy Installation: Follow the simple installation steps to open a 175x155mm square hole for the vent, apply water resistant glue around the edges, and secure the vent in place with screws for a complete installation. Item Type: RV Side Vent Size: Approx. 205x185x68mm / 8.07x7.28x2.68in Installation Hole Size: Approx. 175x155mm / 6.89x6.10in Application: Suitable for RVs, camping vehicles, motorhomes, yachts, bathrooms, kitchens, warehouses, and lounge rooms. It can quickly exchange indoor and outdoor air, providing clean air for your vehicle interior. Installation Steps: 1. Confirm the position for the hole and clean the surfaces. Cut a square hole of 175x155mm on the panel. 2. Insert the exhaust vent into the hole and apply water resistant glue on the four edges. 3. Secure the exhaust vent with screws, install the grille cover, and ensure the grille is facing downwards for waterproofing. Package List 1 x Side Vent 1 x Cover 3 x Screw Hole Plugs 11 x Screws