Kit 1 dielectric fitting 1"1/2 De Dietrich 7663579

This kit includes one dielectric fitting with a 1 1/2-inch thread, designed to prevent galvanic corrosion in heating system connections. The dielectric fitting isolates dissimilar metals, extending the life of pipes and components. Ideal for use at the interface of copper and steel or other metal combinations, this fitting is essential for long-term system reliability. Easy to install, it provides a secure, leak-free connection. Whether you are performing new installations or maintenance, this kit helps protect your boiler or burner system from electrolytic damage.