The 1" 11M-N CI 250# W/20 MS from Watts Regulator Company is a robust pressure regulator designed for high-performance applications. This model features a 250 PSI rating, ensuring reliable operation in demanding environments. Constructed from durable cast iron, it offers excellent corrosion resistance and longevity. The regulator is compatible with various systems, making it ideal for both residential and commercial use. With a 1" NPT connection, installation is straightforward, and it meets industry standards for safety and performance.