The 4" Spring Loaded Check Valve is constructed from 316L stainless steel with Viton seals, providing exceptional corrosion resistance and durability. This valve is designed to prevent backflow in piping systems, ensuring efficient operation in various applications, including chemical processing and water treatment. With a size of 4 inches, it is suitable for high-pressure environments. The Viton seals offer excellent resistance to heat and chemicals, enhancing the valve's longevity. This check valve meets industry standards for quality and performance, making it a reliable choice for your piping needs.