Greenstar 4000 System Boiler

£960.00£1,125.00 ex. vat

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The Greenstar 4000 is perfect for small to medium sized homes with one bathroom, it features a modern new design, an easy to use full colour text display and it’s quiet too. The Greenstar 4000 has a wide power range to meet all of your heating and hot water needs, whilst doing so efficiently.

Main Features

  • Wide power range helps to reduce gas consumption and lower energy bills
  • The modern new design comes with an easy to use colour display
  • Our quietest system boiler, making it easy to live with
  • Features wireless connectivity with the Bosch EasyControl
  • Suitable for homes where the heating system includes a hot water storage cylinder
  • Can be used with Greenskies solar panels for energy and cost savings
  • 7 year warranty


H724* x W400 x D310


Worcester Bosch

Heat Output (kW)

12kW, 15kW, 18kW, 21kW, 24kW


System Boilers

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