Vaillant ecoTEC PLUS 612. Vaillant ecoTEC PLUS 615. Vaillant ecoTEC PLUS 618. Vaillant ecoTEC PLUS 624. Genuine Vaillant Part Not a cheap Chinese make. Vaillant ecoTEC PLUS 630. This part fits in following Boilers: Vaillant VU 126/5-5 (2012-CURR).
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