Kit d'entretien De Dietrich «7668122» pour A 28 kW

De Dietrich Service Kit 7668122 for A Series Boilers (28 kW) is an original maintenance set including all essential gaskets, filters, and seals required for scheduled service. It ensures reliable operation, leak protection, and extended boiler life. Compatible with De Dietrich A series gas boilers. Manufactured and certified in France, suitable for both residential and commercial heating systems. Available in stock with fast shipping.