Vaillant • Conventional • Gas Fuel
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The Vaillant Thermocompact 637 E has a 79.9% efficiency rating.
The Vaillant Thermocompact 637 E is a Conventional boiler with a maximum power output of 36.9 - 36.9 (KW) that uses Gas as its fuel source.
This boiler will provide efficient heating and subsequently reduce fuel bills and carbon dioxide emissions. Potential annual savings compared to older boilers: £50-£200.
Why the Vaillant Thermocompact 637 E is an excellent choice for your home
79.9% efficiency rating for maximum energy savings
Reduce your energy bills by up to £50-£200 annually
Vaillant quality with comprehensive warranty
Built to last with modern condensing technology
Discover other efficient boilers you might be interested in
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