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Greenstar Ri 27-30kW
Worcster Bosch

Greenstar Ri boiler range and prices

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Greenstar Ri Prices

A Greenstar Ri boiler costs from £875 to £1,350 for the boiler only and between £2,375 and £3,500 including installation. The installation prices quoted being based on a like for like conventional boiler in the same location.


  • The capacity of the Ri has a big impact on the price, the most powerful model is £475 more than the entry level boiler.

Prices per model

Greenstar Ri Fuel Output Average Boiler Only Price Average Price with installation Quote
Conventional Gas 12kW £875 £2,375 Free Quote
Conventional Gas 15kW £900 £2,400 Free Quote
Conventional Gas 21kW £1,050 £2,550 Free Quote
Conventional Gas 24kW £1,125 £2,625 Free Quote
Conventional Gas 27kW £1,150 £2,650 Free Quote
Conventional Gas 30kW £1,250 £2,750 Free Quote
Conventional LPG 27kW £1,250 £2,750 Free Quote
Conventional LPG 30kW £1,350 £2,850 Free Quote

Greenstar Ri boiler range

The Greenstar Ri is the latest incarnation of the entry level conventional boiler range from Worcester Bosch. The range was upgraded in 2018 to comply with the new ErP NOx emissions requirements.


  • It's compact dimensions make it perfect for housing in a standard sized kitchen cupboard.


  • Available in six different out put levels from 12kW to 30kW it can cater for small, medium and high hot water and heating demand households.


  • Comes with built in frost protection and a low energy pump to minimize electricity requirements.

Key features

  • Fuel: Gas, LPG


  • Boiler type & output (kW):
  • Conventional 12kW, 15kW, 21kW, 24kW, 27kW, 30kW


  • Dimensions (mm): 600 h x 390 w x 270 d


  • Solar Compatible: No


  • ErP Efficiency rating: A (96.5% efficiency in central heating)


  • Quiet mark accreditation: 39dB to 50dB


  • Guarantee: 10 years



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