Vaillant Ecotec Plus 824 831 837 PCB 0020107811 0020132764
Vaillant Ecotec PCB 0020107811 now 0020132764 designed for various Vaillant boilers. Vaillant Boilers Ecotec Plus Boilers. Ecotec Plus 612 VU 126/3-5 2005-2005 - 41-044-44. Ecotec Plus 612 VU 126/3-5 R1 2005-2012 - 41-044-44 R1.