Vaillant 0020252802 Heat Exchanger GC No: 47-044-82.

Vaillant 0020252802 Heat Exchanger GC No: 47-044-82. From Vaillant EcoTec Plus 835 VUW 306/5-5 R6. All our parts are stripped from brand new unused boilers, what you see with the part is what you get.

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