1、Corrosion Resistant: Window frame is made of aluminum alloy, which is coated with black paint and polished to smooth, providing a good touch and corrosion resistant, even in the outdoor environment will not be eroded. 2、Waterproof: The entire frame ring of the window is equipped with waterproof rubber rings, which provide sealing and shock absorption properties for the window and ensure complete sealing inside the carriage when the window is closed. 3、Insulating Glass: Adopts double hollow acrylic glass, convex outside and flat inside, which can effectively prevent ultraviolet rays. The maximum opening Angle of the window is 75°, you can better enjoy the scenery on the journey. 3 handle switch for pushing outward to open windows or locking windows when closed. 4、Support Rod: Equipped with a pair of support rod for supporting the window when it is opened, and there are 3 holes on the support rod for the internal buckle of the rod to pop out the support window (new Windows need to be opened and closed several times before the support rod can be completely popped out to stabilize the support). 5、Versatile Screen: Equipped with screen and sunshade inner frame, three modes of application, can be fully insect proof net, can be fully privacy curtain, can be fully opened, a good protection of privacy, to prevent mosquitoes, sound and heat. 6、Wide Use: The push out window comes in 750x550mm /30x22 inch overall size and applicable for 30‑60mm / 1.2‑2.4 inch wall thickness installation, perfect for your RV camper modification, providing a solution for your leaking, broken and unsatisfactory Windows.