Filling tube assembly Luna3/Luna4 De Dietrich 711103700

This filling tube assembly is compatible with both Luna 3 and Luna 4 boiler models, offering a versatile replacement part for refilling the heating system. It includes the tube and necessary fittings to connect the water supply to the boiler, enabling easy system pressurization. Designed for durability and ease of use, this assembly helps maintain proper water pressure, which is critical for boiler performance and longevity. When the original filling tube becomes damaged or leaks, this assembly provides a direct replacement that fits both models, simplifying inventory for technicians. It is an essential component for routine boiler maintenance and repair.