Worcester Bosch Greenstar Heatslave II Combi ErP + review
Brand scoreShow Context
- Oil
- Combi

This range of floor-standing boilers can be fitted under a kitchen worktop – as long as it's removable to allow access for servicing. They have the benefit of a pre-heated thermal store to provide instant hot water. But are Worcester Bosch reliable? Read our full review to find out.
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?
Last checked by Which?
September 2021
First reviewed by Which?
January 2020
Released
July 2018

Technical specifications
General
- Manufacturer phone number03301 239559
- Manufacturer websiteWww.worcester-bosch.co.uk
The overall Which? test score is made up of the following star ratings, all determined by our rigorous lab tests.
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