We're the only boiler brand with Quiet Mark to be awarded Which? Best Buy 2016

Which? have just released their latest boiler brands report and we're proud to say our complete range of domestic gas boilers have been awarded Which? Best Buy status. The range includes the ecoFIT pure, ecoTEC pro, ecoTEC plus and ecoTEC exclusive with Green iQ - they've all been given top marks for their reliability and build quality.

With the average boiler breakdown costing approximately £200, the report has come just in time to help homeowners looking for a reliable boiler to help keep homes warm and cosy this winter.

Compiled from a survey of more than 10,000 members to establish how well boiler brands perform in real life situations, Which? awarded us an overall score of 83% in its latest report. In particular we’re delighted to of performed particularly well on customer satisfaction levels, with 77% very satisfied and 67% happy to recommend to a friend.

However, there is one area in which the Vaillant domestic boilers could not be compared with other boilers and that’s noise, as Vaillant is the only brand in the report to have been awarded Quiet Mark status.

Read the full report here.


ecoTEC plus

Our ecoTEC plus range of high efficiency combination, system and open vent boilers give outstanding performance with high reliability and efficiency for the very best in home heating.

Tell me more about the ecoTEC plus range of boilers

ecoTEC pro

our ecoTEC pro range of combination boilers, has built in quality, reliability and performance with a simple design and approach for clean, clever heating.

Tell me more about the ecoTEC pro range of boilers


Trusted since 1957 for its in-depth reviews of consumer products, Which? conducts expert reviews and ratings based on thorough independent lab tests. Their commitment to providing unbiased advice is at the heart of everything they do, including accolades such as their Best Buy icon


Quiet Mark is the international mark of approval award programme from the UK Noise Abatement Society, encouraging worldwide companies to build noise reduction into the design of everyday machines and appliances


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