UK’s top-rated boiler brand
We are proud to announce that our entire gas and oil boiler range has been awarded the Which? Best Buy – ranking top for both fuel types.
For our gas boiler range, it‘s the 12th year we’ve received a Which? Best Buy endorsement and a third consecutive year for our oil range.
Our Which? Best Buy 2021 covers
- All Greenstar gas boilers incl. our newest 4000 range
- All Greenstar oil boilers
Did you know?
Our Greenstar 2000 and 4000 are Quiet Mark certified.
Our entire gas boiler range is able to run on a 20%.
Our customers have consistently rated us ‘Excellent’ on Trustpilot.co.uk
Discover our Greenstar 4000
Built on all the tried, tested and much-loved features of the Greenstar i, the Greenstar 4000 is instantly familiar and yet totally transformed.
Which? throughout the years
Worcester Bosch continues to be the best gas boiler brand. Its customers are the happiest of any brand’s customers
Worcester Bosch continues to be the benchmark against which other boiler brands should be judged.
Reliability is the single most important consideration when buying a new boiler and Worcester Bosch has it in spades
Discover our Greenstar Heatslave II
Our Greenstar Heatslave II is the UK's most popular oil combi boiler with flow rates up to 22l/min.