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Vaillant ecoTEC Exclusive Combi review

£1,480.00 Typical price

Brand scoreShow Context

Key features
  • Gas
  • Combi
Expert review

The ecoTEC exclusive Green iQ 843 Vaillant boiler promises to be efficient, reliable, easy to use and 85% recyclable. Our full Vaillant boiler review will help you decide whether this boiler is the right type and size for your home, and, crucially, will tell you whether Vaillant boilers are likely to break down.

What's included:
  • Pros and cons
  • Heating engineer reviews
  • Boiler owner views and reliability
  • What type of home is this boiler suitable for?
  • How efficient is this boiler?
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Last checked by Which?

September 2021

First reviewed by Which?

January 2020

Released

October 2016

Test results

The overall Which? test score is made up of the following star ratings, all determined by our rigorous lab tests.

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Our Test Labs compare features and prices on a range of products. Try Which? to unlock our reviews. You'll instantly be able to compare our test scores, so you can make sure you don't get stuck with a Don't Buy.

Put us to the test

Our Test Labs compare features and prices on a range of products. Try Which? to unlock our reviews. You'll instantly be able to compare our test scores, so you can make sure you don't get stuck with a Don't Buy.

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