Part No: - 0020148381. VAILLANT ecoTEC plus 612 (2012-CURR). VAILLANT ecoTEC plus 612 R1 (2012-CURR). VAILLANT ecoTEC plus 615 (2012-CURR). VAILLANT ecoTEC plus 615 R2 (2012-CURR). VAILLANT ecoTEC plus 618 (2012-CURR).
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