Filling tube De Dietrich 7693841

A filling tube is a practical component used to add water or other fluids to heating systems, often found on boilers and expansion vessels. This part facilitates easy refilling and helps maintain proper system pressure. Whether you are installing a new unit or performing routine service, a filling tube allows for controlled addition of fluid without mess or air ingress. It is a simple yet essential boiler spare part that contributes to the longevity and efficiency of your heating equipment. When replacing a damaged or corroded tube, this component ensures a secure connection and reliable operation.