Item Type: Boat Hatch Window_x000D_Material: Aluminum alloy + Nylon + Acrylic +316 stainless steelWindow Size: Approx. 275 x 275mm / 10.8 x 10.8in _x000D_Installation Hole Size: Approx. 211 x 211mm / 8.3 x 8.3in _x000D_Applicable Installation Thickness: Approx. 15mm / 0.6in, or any thickness_x000D_Push Out Angle: Any Angle from 0 to 90 degrees_x000D_Application: Applicable for Boat/Yacht/Nautical/RV, a solution for your leaking, broken and unsatisfactory windows 1Sturdy 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. 2UV 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. 3Good 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. 4Push 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. 5Widely 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. 1 x Heavy Duty Skylight Window