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Worcester Bosch Greenstar Highflow 550CDi ErP review

£2,355.00 Typical price

Brand score %

Key features
  • Gas
  • Combi

There's not much choice if you're looking to replace an old-style floor standing boiler with a combination model, but the two Worcester Greenstar Highflow CDi series could be a good option if you live in a large house. There are two models that can produce enough heat and hot water to cope with larger homes. Read our full review to find out whether the Worcester Greenstar Highflow 550CDi is the right boiler for your home, and more importantly, whether Worcester combi boilers benefit from good brand reliability.

Included in our expert review
  • Pros and cons
  • Heating engineer views
  • What type of home is this boiler suitable for?
  • Will this boiler produce enough hot water for my home?
  • How efficient is this boiler?
  • What controls does this boiler have?
  • Is this boiler smart compatible?
  • What is the warranty with this boiler?
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Technical specifications

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Brand scores

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.

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