This 1 1/2 inch boat deck drainage system is designed to provide efficient water drainage and prevent accumulation of stagnant water on the deck, ensuring a safe and dry surface for passengers. The scuppers and cover are made from high-quality marine grade 316 stainless steel, which offers excellent corrosion resistance and durability in harsh marine environments. The 90 degree angle of the scupper allows for optimal water flow and easy installation. The included screws ensure a secure and long-lasting installation. This deck drainage system is suitable for use on various types of boats, including yachts, fishing boats, and pleasure crafts.