The 3/4" FIP X 3/4" Copper SWT Dielectric Union from Braxton Harris Co Inc is a lead-free plumbing fitting designed to ensure safe and efficient connections. This union prevents galvanic corrosion, extending the life of your plumbing system. Made from high-quality copper, it meets all relevant industry standards for performance and safety. Ideal for both residential and commercial applications, this union provides a reliable and durable solution for connecting water supply lines, making it essential for any plumbing project.