Worcester Bosch Greenstar 30i Combi Boiler

Type Combi boiler
Fuel Gas
Efficiency Rating A
Standard Warranty 5 years
Weight 31.7kg
Width x Height x Depth 400mm x 710mm x 330mm
Max kW Output 30kW
Flow rate 10.8l/min


The Worcester Bosch 30i combi boiler has the largest kW output in its range; however, its compact dimensions mean it could fit inside a standard kitchen cupboard. With innovative features, an ability to provide comfortable heating and instantaneous hot-water, installing this boiler could enhance the quality of your home heating system.




Product description

If your household has 3-4 bedrooms, up to 15 radiators and 1-2 bathrooms, a Greenstar 30i combi boiler could be a suitable choice for you. Labelled as Worcester Bosch’s most popular combi boiler, this A-rated model is designed with the aim of maximising your home’s energy-efficiency and reducing your energy wastage; potentially saving you up to £200 on your energy bills**.

With simple to use boiler controls, you could set your heating preferences quickly and easily. This boiler is also designed to be compatible with selected smart thermostats, so you could potentially control your heating from your smartphone no matter where you are. The Greenstar 30i comes with a standard manufacturer-backed warranty of up to 5-years to provide you with peace of mind in knowing that you could receive a repair or replacement should the boiler breakdown or incur a fault***.


Ratings & Reviews

The Greenstar 30i is a popular choice for homeowners in the UK, here are some of the ratings that it has received:

  • 5 star brand reliability
  • 5 star engineer recommendation
  • 5 star efficiency rating
  • 5 star brand customer score
  • Awarded with the Which? Best Buy award

*The above information was sourced from Which?


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Similar Alternative Models

We aim to supply and install a variety of boilers to help ensure that we cater to as many homes and central heating demands as possible. As well as Worcester’s Greenstar 30i boiler, these boilers are also available:

1. Worcester Bosch 25i Combi

  • Same dimensions and features as the 30i model, just with a lower kW output to potentially suit smaller homes and lower central heating demands.
  • Instantaneous hot-water
  • Clear information display

2. Ideal Logic + Combi C30

  • The 30i has the exact same features and dimensions as the 25i, just a higher output to potentially suit slightly larger homes with higher heating and hot-water demands.
  • Countless winner of Which? Best Buy award
  • Wide selection of controls for greater comfort and economy

3. Worcester Bosch 30Si Compact

  • Compact in size
  • Clear temperature display
  • A-rated for efficiency

If you’d like to find out more about the Greenstar 30i combi boiler, don’t hesitate to contact us, we could provide you with the help and advice you need.


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** http://www.energysavingtrust.org.uk/home-energy-efficiency/boiler-replacement

***Subject to an annual service at the customer's expense. 10 year warranty option only available on Worcester Bosch and Ideal gas boilers.