Kit de vase d'expansion 10 litre pour HS25/S30/HSE25/SE 25 référence de pièce de rechange 700

Expansion tank kit 10 liters for HS25/S30/HSE25/SE 25 ET-pos. 700 is a set of parts for mounting or replacing the expansion tank in boilers of these models. The 10-liter tank effectively compensates for water expansion during heating, preventing emergency pressure increase. Original kit components ensure precise fit and tight connections. This kit is in demand for scheduled maintenance and repair of ProKondens heating equipment.