Durable and Elegant Marine Porthole Discover the perfect blend of strength and style with our marine porthole, designed for both functionality and aesthetic appeal. This porthole is an ideal addition to any marine craft, offering both reliability and a sleek look. Key Features: Strong and Durable: The porthole is constructed with anti-aging, anti-corrosive ABS material, which can reduce the ultraviolet rays, preserving its quality and appearance over time. Enhanced Glass Quality: The 4mm thick tempered glass ensures superior strength and clarity, making it a durable choice. Premium Stainless Steel: Accessories are made from casted and polished 316 stainless steel, known for its strength and reduction to corrosion. Water-Tight Integrity: It features durable, water-tight rubber seals and corrosion-free synthetic fittings, ensuring a secure and long-lasting seal. User-Friendly Design: The porthole features an easy "click-in" design for straightforward installation, with pre-drilled countersunk fastening holes (note: screws not included). Dimensions: Overall Diameter: 8.5 inches Diameter with Open Window: 5 3/4 inches Glass Window Diameter: 5 inches Additional Information: The porthole is equipped with two fittings that can be loosened, allowing the window to swing open easily. This product is designed for easy installation and is ideal for anyone seeking a high-quality, durable, and aesthetically pleasing marine porthole. Upgrade your vessel with this elegant, functional, and easy-to-install marine porthole, enhancing your maritime experience with its impeccable design and durability.