Worcester Bosch is one of the most reliable and trusted boiler manufacturers and have an excellent reputation for manufacturing and engineering, and this hasn’t been lost on their condensing combi boiler range.

This Worcester Greenstar 25i review is designed to help you decide whether this boiler is right for you and your needs. Find out the main features of the Worcester Bosch Greenstar 25i, details on how much it costs to install, why you should fit Worcester Bosch combination boilers above all other manufacturers.

Clever Energy Boilers are accredited Worcester Bosch installers and we have many happy customers who power their heating and hot water with a Worcester Bosch Greenstar 25i. If you have any questions about this model or any other Worcester Bosch combi boiler, do not hesitate to call our Customer Care team on 0330 055 2210 and they will be more than willing to help.

If you decide to go ahead and fit a Worcester 25i combi, our professional fitter will turn up with all the necessary equipment for the job. They will provide covers to protect your carpets and furnishings from any dust created during the installation and they will tidy up behind them so that you couldn’t tell that they had been there.

Read the Worcester Greenstar 25i review to find out more about this popular, efficient and well loved Worcester Bosch combi boiler.

Worcester Bosch Greenstar 25i Review – Main Features

Here are some of the main features to take into account in this Worcester Bosch Greenstar 25i review:


  • Achieves A+ efficiency rating when installed with Bosch EasyControl
  • Compatible with wide range of controls
  • Save electricity with low energy pump
  • Simple and clear controls and display makes it easy to use
  • Insulation makes condensate discharge resistant to freezing in temperatures down to -15 degrees celsius.

The Worcester Bosch Greenstar 25i is already an efficient combi boiler that will save you money on energy when you compare it with your old model. However, you can further increase the efficiency up to an A+ rating when you connect it to Bosch EasyControl smart controls. The precision and the intelligence of this system means that you waste as little energy as possible and you will notice that your Worcester 25i boiler really does save you cash.

You can also use your Worcester Bosch Greenstar 25i with a wide array of other controls, meaning that it is easy to find something that works perfectly for the way you use your central heating. In addition, the controls that come as standard with the Greenstar 25i are designed to be as simple and clear as possible to make using this combi boiler a dream.

Worcester Bosch Greenstar 25i Price

The Worcester Bosch Greenstar 25i price depends on the work involved with installing it in your home. A simple job will cost less than a complicated operation that might involve fitting the Worcester boiler Greenstar 25i in a different location from the previous boiler. The added adjustments to the pipework and relocation of the flue will contribute additionally to the Worcester Bosch 25i price.

Because there is no flat fee for installing a Worcester 25i boiler, we provide a free, no-obligation service to furnish you with the total price you will pay before you agree to the job. This price is fixed and there are no hidden additional charges. We do this by visiting your home and investigating the work involved in installing a Bosch 25i boiler.

Once we have taken into account all aspects of the job, we provide you with the Greenstar 25i price for your unique situation and leave you to decide if it is right for you. We are always available to answer any questions you have about the Worcester Bosch 25i combi or any other model of boiler you might be interested in. Simply call us up with any queries.

Is Worcester Bosch the Best Boiler Manufacturer

A common question asked online is ‘is Worcester Bosch the best boiler manufacturer?’ The answer is a resounding ‘yes’. We work with all kinds of Worcester Bosch combi boiler and system boiler every day and our professional gas experts agree that they build the best units on the market.

Their build quality and robust nature mean that they last as long as possible and run at the top of their game for longer than those built by the other brands in the business. They are simple to service, easy to fix and they are incredibly efficient. Models such as the Worcester Bosch Greenstar 25i are trusted by households across the country to provide hot water and central heating with efficiency and reliability.

You do not need to take out word for it, though. When asked ‘is Worcester Bosch the best boiler manufacturer?’, consumer champion Which? Would tell you that is very much the case. They have named Worcester Bosch the best boiler manufacturer for the tenth year in a row in their annual boiler report. This prestigious title is voted for by customers and gas professionals, who resoundingly back the company that brings you the Greenstar 25i and other fine boilers.

Worcester Boiler Greenstar 25i Alternatives

The Worcester boiler Greenstar 25i is perfect for homes with up to three bedrooms and one bathroom. However, if you have a larger or smaller property, you might want to look at an alternative boiler to fill it with warmth.

Larger homes might look to install the Worcester Bosch 30i, which provides more power than the Worcester Greenstar 25i. The 30i is our most popular combi boiler and can handle the demands of more radiators and another bathroom. As part of our home survey, where we price up the job of fitting your 25i Worcester boiler, we can also check that 25kW is an adequate output for your home. If it isn’t, we will recommend a different model.

If you have higher demand for hot water in your home, you might want to choose a system boiler over a Worcester 25i combi. The Worcester i system range features boilers with outputs ranging from 9kW to 24kW. When fitting a system boiler, you will also need to install a hot water cylinder to hold the got water until needed.

If you want to know more about the Worcester Greenstar 25i, call us today on 0330 055 2210.

  • Central heating output: 24kW
  • Domestic hot water (DHW) Output: 25kW
  • Hot water flow rate: 10.2 litres/minute


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