Worcester Greenstar i Combi

Fitted from £1,928.40

New in 2015 the Worcester Greenstar i series gas combi boiler is extremely popular and perfect for apartments and small to medium sized homes with one bathroom.



New to 2015, and replacing a well-established award-winning boiler that has been installed in over 1 million homes across the UK, the latest model now has a user friendly control that allows you to adjust your heating and hot water to meet your exact requirements.

Key benefits of the Worcester Greenstar i boiler:

  • Simple boiler controls with clear information display
  • Zero risk of condensate pipe freezing in severe weather
  • Wide choice of controls enables greater comfort and economy
  • Low energy pump reduces electrical usage
  • Instantaneous hot water, always available
  • Achieves an A+ ErP package efficiency rating for heating when installed with an EasyControl smart internet connected control

Prices include VAT and the following:

  • Installation
  • Chemical system flush
  • Standard flue
  • Worcester Bosch Guarantee: 7 Years as standard, or 10 Years when a System Filter is included

Additional information


Worcester Bosch

Boiler Type

Combi Boiler


25i, 30i


Worcester 7 Years, Worcester 10 Years (including System Filter)


Natural Gas, LPG

Range Specifications

Greenstar 25i Greenstar 30i
ErP Efficiency Rating – Water Heating A A
ErP Efficiency Rating – Space Heating A A
ErP Data Sheet ErP Data Sheet ErP Data Sheet
LPG model available Yes Yes
EasyControl Compatible Yes Yes
Solar Compatible No No
Control Options Yes Yes
Hot water output (kW) 25 30
Dimensions (mm) height x width x depth 710 x 400 x 330 710 x 400 x 330
Hot water flow rate 35°c ∆T (litres per minute) 10.2l/min 12.3l/min
Hot water flow rate 40°c ∆T (litres per minute) 9l/min 10.8l/min



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