The 1-1/2" FIP X 1-1/2" Copper SWT Dielectric Union from Braxton Harris Co Inc is a lead-free solution designed for safe and efficient plumbing connections. This dielectric union prevents galvanic corrosion, ensuring longevity in your plumbing system. Constructed from high-quality copper, it meets all relevant industry standards for safety and performance. Ideal for use in both residential and commercial applications, this union provides a reliable connection for water supply lines, making it a must-have for any plumbing project.