Boilers: Compare features & prices Vaillant ecoTEC plus 837 review http://www.which.co.uk/home-and-garden/heating-water-and-electricity/reviews/boilers/vaillant-ecotec-plus-837/review/
The Vaillant EcoTEC plus range of condensing gas combination boilers benefit from Vaillant's 'Aquacomfort' system, designed to provide instantaneous hot water at a constant temperature. Read our full review to find out whether the Vaillant EcoTEC plus 837 is the right boiler for your home, and more importantly, whether Vaillant combi boilers benefit from good brand reliability.
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