Greenstar i overview

Our Greenstar i combi boiler is perfect for 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, our latest model now has a user friendly control that allows you to adjust your heating and hot water to meet your exact requirements.

Download our easy guide, which covers everything you need to know about the Greenstar i.

  • 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 a Wave smart internet connected control

Greenstar i Greenstar i
Greenstar i Greenstar i
Download ErP Data Sheet

This efficiency rating icon is for a product within a range of products. View all products in this range

Technical Details

Greenstar 25i Greenstar 30i
ErP Efficiency Rating
A
A
A
A
ErP Data Sheet ErP Data Sheet ErP Data Sheet
LPG model available
Wave Compatible
Solar Compatible
Control Options
Central heating output (kW) 24 24
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

*The Condensesure Siphon has been proven to be effective at preventing frozen condensate at -15°C for a sustained period of 48 hours. 32mm pipework must be used and should not exceed 3 metres in length

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