L450 W450mm Boat Porthole Hatch Window Push Out 90 Degree Opening Acrylic Glass Anti UV Waterproof Skylights Roof Window

Feature: 1. Heavy Duty Frame: The overall frame of the push out porthole window is manufactured from heavy duty aluminium alloy and the anodised surface is polished to a smooth finish for long lasting use in outdoor environments. 2. Fine Workmanship: The 6mm thick anthracite grey acrylic glass ensures overall sturdiness and the support bars are manufactured from 316 stainless steel to ensure that the skylight is rust resistant throughout. 3. Waterproof and Anti UV: The waterproof rubber ring provides a complete waterproof seal and dampens vibrations, filtering out UV rays while ensuring light can enter the compartment, enhancing the brightness of the cabin, and can also be used as a ventilator window. 4. 90 degrees Opening Angle: Marine portlight window with switch lock handle and fixed support rod, supports 0‑90 degree angle opening, you can enjoy the scenery along the way. 5. Wide Application: Suitable for 15mm thickness installation, can be used for boats, yachts, ships, and RVs, can be used for sunroof, escape window, storage compartment, roof, or anywhere. Specification: Item Type: Boat Porthole Window Material: Aluminium alloy + Nylon + Acrylic glass + 316 Stainless Steel Window External Size: Approx. 520x515mm 20.47x20.28in Opening Hole Size: Approx. 450x450mm 17.72x17.72in Maximum Light Transmission Size: Approx. 440x440mm 17.32x17.32in Suitable For Installation Thickness: 15mm 0.59in, or any thickness Push Out Opening Angle: 0 90 degreesApplication: for Boat Yacht Nautical RV. Package List: 1 x Boat Porthole Window Note: 1. Installation is slightly difficult, it is recommended to look for professional engineers to assist in the installation to get the best shopping experience. 2. Please pay attention to avoid collision when disassembling and assembling. 3. Please measure the size before purchase to make sure it is what you need.4. Please allow slight error due to manual measurement.