Vaillant Ecotec Pro 24 & 28 VUW Boiler PCB- MPN 0020107811 now 0020132764. Vaillant Ecotec PCB 0020107811 now 0020132764designed for various Vaillant boilers. Ecotec Plus Boilers. Ecotec Plus 612 VU 126/3-5 2005-2005 - 41-044-44.
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