Worcester Bosch Greenstar Highflow CDi ErP review
Brand score %
- Gas or LPG
- 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 CDi ErP is the right boiler for your home, and more importantly, whether Worcester combi boilers benefit from good brand reliability.
- 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?
Technical specifications
Specification
- Overall warranty in years5
- Parts warranty in years-
- Labour warranty in years-
Brand scores
The overall Which? test score is made up of the following star ratings, all determined by our rigorous lab tests.
Find out how we assess boilersPut 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.
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.
Suggested alternatives
Related articles
Best boiler brands
Looking to buy a new boiler? Here's our guide to the best boiler brands - and the worst. We show the best boiler brands for reliability and reveal what boiler owners and heating engineers really think of the UK's boiler brands.
Buying a new boiler
Need a new boiler? Here's everything you need to know about buying a boiler, including how much it costs, if you can get it for free, as well as the pros and cons of combis, heat-only and system boilers.
How to buy the best boiler
Expert advice on how to buy the best boiler for your home, including picking the right type, size and brand. We compare combi, heat-only and system boilers to help you make the right choice.