1、Auminum Alloy Frame: Rounded sliding windows are made of high strength aluminum alloy frame to ensure that the window frame is durable. 2、Good Sealing: There is a waterproof rubber ring around the window frame, and drainage holes to ensure rainwater runoff, the window has complete sealing and waterproof performance. 3、Tempered Glass: The window adopts 4mm black tempered glass, can effectively resist ultraviolet rays and heat, ensuring the overall sturdiness and safety of the window. 4、Push Pull Opening: The glass on one side can be push pull to open and close, and the opening side has a movable insect screen to provide a barrier against insects. 5、Wide Application: Windows can be used in storage compartments, living rooms, lounges or anywhere windows are needed, and can be used to enhance indoor brightness or ventilation windows. Item Type: RV Windows Material: Aluminum alloy + rubber + tempered glass Overall Dimensions: Approx. 730x330mm/28.7x13in Mounting Hole Size: Approx. 700x300mm/27.6x11.8in Applications: Tinted windows with insect screens protect your privacy and ensure that the sun does not heat the interior of your motorhome, fully sealed windows keep your camper cold in the summer and warm in the winter, used in storage compartments, living rooms, lounges or anywhere windows are needed, can be used for your campervan trailer retrofit, etc Application: Suitable for camper trucks, trailers, RVs, mobile houses, engineering vehicles 1 x Rounded Sliding Window (with Fixing Frame) 1 x Pack of Screw (12 Pcs)