Vaillant 0020246710 Heat Exchanger GC No: 47-044-80.
Vaillant 0020246710 Heat Exchanger GC No: 47-044-80. From Vaillant Ecotec Sustain 28 VUW 286/7-2. All our parts are stripped from brand new unused boilers, what you see with the part is what you get. Bargain Buy it NOW for only £250.00