VAILLANT ECOTEC PLUS 612 615 618 824 & PRO 24 MAIN HEAT EXCHANGER
It is compatible with models such as the Ecotec Plus 612, 615, 618, 824, and Pro 24. The heater is in great working condition and has been thoroughly tested. ECOTEC PLUS 612 VU126/3-5, 126/3-5R1 – 41-044-44.