وصلة عازلة ثنائية المعدن من De Dietrich 7604691

This bimetallic dielectric coupling is designed to prevent galvanic corrosion between dissimilar metals in heating systems. An important part of boiler spare parts, it ensures electrical insulation while maintaining mechanical strength. Suitable for use with burner spare parts, this coupling extends the life of your heating equipment components by reducing electrolytic action.