Vaillant 0020237676 Ecofit Pure System Boiler Expansion Vessel (8 Litre)
Vaillant Expansion Vessel (8L) 0020237676 designed for various Vaillant boilers. Ecofit Pure System Ecofit Pure 612 System – GC No. 41-694-03. Ecofit Pure 615 System – GC No. 41-694-04. Ecofit Pure 618 System – GC No. 41-694-05.