Vaillant 178973 Heat Exchanger DHW - 20 Plate | Replacement Spare Part

Vaillant 178973 Heat Exchanger DHW - 20 Plate | Replacement Spare Part

Compatible replacement 178973 20-plate domestic hot water heat exchanger for Vaillant ecoTEC Plus VUW 824, 831 and 837 combi boilers manufactured between 2005 and 2013. Must be installed by a Gas Safe registered engineer.The price shown includes FREE DELIVERY.
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