1、ABS Material: Made of engineering grade ABS material, this exhaust vent is resistant to erosion, UV rays, aging, and yellowing, ensuring long lasting performance in various outdoor environments. 2、Ventilation Grille: Equipped with water resistant ventilation grille, prevents debris from entering while providing ventilation. Ideal for bathrooms, kitchens, storage rooms, and lounges in RV. 3、Fresh Air Circulation: Quickly exchange indoor and outdoor air to provide fresh air inside your RV. Suitable for bathrooms, kitchens, storage rooms, and lounges. 4、Wide Application: Side vent grille are widely used in RV, campers, trailers, boats, caravans, yachts, etc, provide air circulation for your enclosed space, more comfortable. 5、Dimensions: With a exterior dimensions of 140 x 130 x 45mm, and requires a installation hole size of 97 x 97mm, the side vent is easy to install. Item Type: RV Side Vent Grille Exterior Size: Approx. 140 x 130 x 45mm / 5.5 x 5.1 x 1.8in Installation Hole Size: Approx. 97 x 97mm / 3.8 x 3.8in Application: Suitable for RVs, campers, motorhomes, yachts, bathrooms, kitchens, warehouses, and lounges, quickly exchanging indoor and outdoor air to provide fresh air inside your vehicle Installation Steps: 1. Confirm the location for the opening and clean it. Cut a 97x97mm square hole on the panel 2. Insert the exhaust vent into the hole and apply water resistant glue on the four sides of the vent 3. Secure the exhaust vent with screws, install the grille cover, and installation is complete. Note that the grille must be facing downwards to ensure water resistant 1 x RV Side Exhaust Vent 1 x Cover 11 x Screws 3 x Screw Caps