The MATCO NORCA 1/2" x 4" Galvanized Steel Dielectric Nipple with PEX Insulator is designed to prevent galvanic corrosion in plumbing systems. This nipple features a durable galvanized steel construction, ensuring longevity and resistance to wear. The integrated PEX insulator provides additional protection against temperature fluctuations. With precise dimensions, it fits seamlessly into existing piping systems, making installation straightforward. This product meets industry standards, ensuring reliable performance in various applications, including water supply and heating systems.