Raccord diélectrique De Dietrich 7893400

A dielectric fitting is an essential component for boiler and heating systems, designed to prevent galvanic corrosion between dissimilar metals. Typically installed at connections between copper pipes and steel or cast iron components, this fitting helps extend the lifespan of your heating equipment by minimizing electrolytic action. Ideal for boiler maintenance and repair, it ensures reliable performance in gas burner and heating setups. Whether you are replacing worn parts or upgrading your system, a dielectric fitting is a simple yet crucial addition to any boiler spare parts inventory.