The White Water 6656N-SCP Marine Thru-Hull Scupper combines durability and functionality, making it an essential component for boat and yacht plumbing systems. Featuring a 316 stainless steel top cap and a marine-grade nylon body, this scupper offers exceptional resistance to corrosion, ensuring longevity even in the harshest marine environments. Designed for a 1-1/2" inside diameter hose and requiring a 2-1/4" cutout, the scupper facilitates straightforward installation across various marine vessels. Its barbed end ensures a secure hose connection, minimizing potential leaks and promoting efficient water drainage. The integrated rubber flapper valve operates automatically, opening to allow water outflow and closing to prevent backflow, thereby maintaining a dry and safe deck area. This feature is particularly beneficial in rough seas, where preventing water ingress is crucial. Ideal for thru-hull applications, the White Water 6656N-SCP scupper is versatile and compatible with a wide range of marine plumbing setups. Whether outfitting a new vessel or upgrading existing hardware, this scupper provides a reliable solution to manage water egress effectively. Each package includes one scupper, ready for installation. Please note that mounting hardware and hoses are not included, allowing customization to meet specific installation needs. Ensure all necessary components are available to complete the installation efficiently.