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Worcester Greenstar 34CDi Classic Combi & Standard Flue


Worcester Greenstar 34CDi Classic Combi & Standard Flue

£2,638.68 £1,346.84

Worcester Greenstar 34CDi Classic Combi Boiler & Standard Flue

5 Year Guarantee

Height: 760mm (max)

Width: 440mm

Depth: 360mm (max)


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Greenstar CDi Classic gas combi boilers are Worcester’s top of the range boilers.

They offer the widest choice of features within their gas boiler range, including the ability to control both the hot water and central heating temperatures, providing the ultimate in performance, economy and user convenience.

Greenstar CDi Classic combi boilers are unique in that they condense in both heating and hot water modes, resulting in greater efficiency and fuel savings.

Image of 5 year guarantee logo (with extra padding)                 5 year boiler guarantee.

10 year guarantee on primary heat exchanger.

Central heating output: 30kW
Domestic hot water flow rate: 14.3 litres per minute at 35 degree temperature rise (provided adequate mains pressure is available)
Designed operational flow rate 12 litres per minutes at 40 degree temperature rise.


  • 90.1% AThe Greenstar 34CDi Classic is 90.1% efficient and is in the highest possible official efficiency category, SAP 2005 seasonal efficiency rating.
  • This boiler is registered with the Energy Saving Trust.

Features and Benefits

  • A rated efficiency (SAP 2005 seasonal efficiency)
  • Fully condensing in both central heating and domestic hot water modes
  • Keep hot facility – instantly available hot water
  • Extremely small standby electrical output of 3.5W – energy efficient
  • Wall mounting frame allows pipework to be hidden from view
  • Low NOx and CO2 emissions – environmentally friendly
  • 5 year boiler guarantee terms and conditions apply (standard guarantee: 2 years)
  • 10 year guarantee on primary heat exchanger
  • 5 year anti-scale guarantee on domestic hot water heat exchanger
  • Hot water and central heating temperatures can be controlled
  • Multi-directional fluing means boiler can be sited in a wider variety of places
  • Mechanical, digital and new generation intelligent controls all compatible
  • Heat load and flow generated precisely to meet the heating system’s requirements using a modulating pump

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