Sturdy Frame: Skylight frame is made of aluminum alloy with an anodized surface, ensuring long lasting rust and oxidation resistance, can withstand harsh Marine or outdoor environments. UV Resistant Glass: The 6mm thick smoky grey acrylic glass filters out UV rays without affecting brightness, with a rotating fixed handle and 316 stainless steel support rod, the overall is very strong. Good Sealing: The whole ring of the window frame is equipped with waterproof rubber ring, and the sealing ring can provide complete sealing waterproof performance and shock absorption effect. Push Out Type: Window can be opened at any Angle for 0 to 90 degrees, and the rotating handle with switch lock button, push outward to open, can be used for sunroof, ventilation window, storage compartment. Widely Used: Applicable for walls of 15mm thickness or any thickness, it can be used for your ship, yacht and RV retrofitting and other projects to replace leaking, broken and unsatisfactory windows.