Feature: 1. Sound Prevention: Equipped with screen and sunshade inner frame, the inner frame has 3 modes of application, full insect screen, full privacy curtain, all open, which can well protect privacy and prevent mosquitoes, sound and heat. 2. UV Resistant: Double layer acrylic glass, convex outside and flat inside, which can effectively prevent UV rays, making your RV interior environment more comfortable. 3. Coated Surface: The window frame is made of aluminum alloy, all coated with black paint and polished to a smooth finish, providing a good touch and ensuring resistance to oxidation. 4. Waterproof: Frame with rubber ring to ensure the complete sealing and waterproof performance, providing a solution to your leak, broken and unsatisfactory windows. 5. Opening Angle: The window can be pushed out at a maximum opening angle of 75°, allowing you to better enjoy the scenery during your trip, it is a necessary window for your RV, camper, caravan and trailer. Specification: Item Type: RV Window.Material: Aluminum alloy, acrylic glass, rubberWindow Sizes: Approx: 730x530mm/28.74x20.86in Installation Hole Size: Approx: 700x500mm/27.55x19.68in Installation Thickness: Suitable for approx: 28-45mm/1.1-1.77in wall thickness Package List: 1 x Window(with Fixed Frame)1 x Privacy Curtain Frame 4 x Long Screw 12 x Short Screw Note: 1. It is recommended to find professional engineers to assist in the installation to ensure a perfect shopping experience.2. Please handle with care to avoid bump when disassembling