Greenstar 4000 12 kW System Boiler is the direct upgrade for it's predecessor the Greenstar 12Ri and is most suited to small to medium sized homes with one bathroom. It features a modern new design, a full colour text display that is easy to use and it is exceptionally quiet too. The Greenstar 4000 has a wide power range to meet all of your heating and hot water needs and whilst doing so efficiently.
Time and effort saving accessory
Pre-bent pipes designed to run vertically behind the boiler
Space for rear piping as standard and no stand off kit needed
Compatible with the Greenstar 4000 and Compact ranges
Technical specification
Years Guaranteed1Range DescriptionGS 4000Manufacturer Model No7733601250Brand NameWorcester Bosch