Opening Boat Yatch Window Port Porthole: Enhance your boat's aesthetics and functionality with this 10.5 inch (265mm) diameter round porthole, designed to offer a clear view and secure sealing. Perfect for various boat types, it combines utility with style. Boat Yatch Window Port Porthole: Crafted with high-quality tempered glass and a durable black ABS plastic trim, this porthole ensures safety and durability against harsh marine conditions. Its sleek design seamlessly integrates with your yacht's architecture. High-quality Construction: This porthole is not only a window but a promise of durability and safety. Made from tempered glass and surrounded by a sturdy ABS plastic frame, it withstands environmental stress while providing a clear view of your surroundings. Description/Features: Round-shaped porthole suitable for Boats, Yachts, RVs, and Industrial Vehicles. Constructed from high-strength ABS material, offering excellent durability and resistance to aging and corrosion. Features a 4mm (0.15 inch) thick design for enhanced strength, impact resistance, and chemical resilience. Equipped with corrosion-resistant synthetic fittings and robust, watertight rubber seals for reliable performance. Designed with an easy "click-in" assembly; the fittings can be loosened to swing the porthole open. Simple installation with pre-drilled countersunk holes for fastening (note: screws are not included). Specifications: Material: PP (Polypropylene) Overall Size: 265 x 265 mm (10.43" x 10.43") Opening Size with Frame: 196 x 196 mm (7.72" x 7.72") Color: Black Package Contents: 1*Boat Porthole Window Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.