Worcester Bosch

Worcester Bosch Greenstar CDi  42 (Boiler Pack), Combi Boiler

Boiler pack includes 100mm Diameter Standard Telescopic Flue Kit and MT10 Mechanical Timer

Worcester Bosch Greenstar CDi  42 (Boiler Pack)
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Price: £1,497.60 inc VAT
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42 (Boiler Pack)
Fuel Type:
440 mm
760 mm
360 mm
DHW Flow Rate:
17.2 l/min
CH Output:
42 kW

Worcester Bosch Greenstar CDi  42 (Boiler Pack)

Worcester Bosch Greenstar CDi

The Worcester Greenstar CDi Combi Boilers are part of a market-leading range of energy efficient condensing combi boilers. Designed to can cut heating and hot water bills by 15 to 20% as well as being up to 30% cheaper to run than older boilers.

Worcester Greenstar CDi Combi Boilers deliver this energy-saving performance by recycling gases to extract and re-use latent heat - a highly effective use of energy which also reduces carbon dioxide put into the atmosphere.

There are 4 models in the Greenstar CDi Combi range: 27, 30, 37 and 42kW. Whichever you choose, it will give you all the heat and hot water you need.

Worcester Greenstar CDi Benefits & Features:

  • SEDBUK A-rated efficiency - environmentally friendly
  • Hot water and central heating temperature controls - consumer comfort and flexibility
  • Mechanical, digital and radio frequency (RF) control options all available
  • Multi-directional fluing
  • Optimising 7-day programmable room thermostat available
  • 24 hour programmable room thermostat available
  • Holiday function - frost protection and economic to run while you are away from home
  • Keep hot facility - instantly available hot water
  • Wall mounting frame housing pipes behind it - no exposed pipework
  • Fully condensing in both central heating (CH) and domestic hot water (DHW) modes
  • Low NOx and CO2 emissions - environmentally friendly


2 year** manufacturer’s warranty with 10 year** warranty on primary heat exchanger [Subject to Conditions]



You will need a suitable flue to accompany this product:
100mm Diameter Flue Extension (1 Metre) - 100851
£42.00 inc VAT

100mm Diameter Standard Telescopic Flue Kit - 100850
£69.60 inc VAT

100mm Diameter Vertical Balanced Flue Kit - 100801
£96.00 inc VAT

100mm Diameter Vertical Flue Adaptor - 100805
£42.00 inc VAT

100mm Diameter Short Flue Extension (300mm) - 105495
£24.00 inc VAT

100mm Diameter 45 Deg Flue bend (pair) - 100854
£60.00 inc VAT

100mm Diameter 90 Deg Flue Bend - 100853
£36.00 inc VAT

100mm Diameter Support Bracket Kit - 100852
£18.00 inc VAT

125mm Diameter Standar Telescopic Flue Kit - 100810
£108.00 inc VAT

125mm Diameter Flue Extension (1 Metre) - 100814
£48.00 inc VAT

125mm Diameter 90 Deg Flue Bend - 100813
£36.00 inc VAT

125mm Diameter 45 Deg Flue Bend - 100812
£36.00 inc VAT

125mm Diameter Vertical Flue Adaptor - 100815
£42.00 inc VAT

125mm Diameter Vertical Balanced Flue Kit - 100811
£120.00 inc VAT

Flashing Pitched Roof - 100845
£36.00 inc VAT

60mm Diameter Plume Management Extension (1 Metre) - 100841
£24.00 inc VAT

60mm Diameter Plume Management 90 Deg Bend - 100842
£30.00 inc VAT

60mm Diameter Plume Management 45 Deg Bend (Pair) - 100843
£24.00 inc VAT

Other suitable accessories:
FR10 Intelligent Room Thermostat - 100860
£60.00 inc VAT

FR110 Programmable Room Thermostat - 100861
£180.00 inc VAT

FW100 Weather Compensation Controller - 100865
£192.00 inc VAT

DT10RF Digistat (MKII) - 105136
£156.00 inc VAT

DT10RF Digistat optimiser (MK II) - 105137
£168.00 inc VAT

DT20 Twin Channel Digital Programmer - 100883
£66.00 inc VAT

DT20RF Digital RF thermostat with twin channel programmer (MK II) - 105986
£150.00 inc VAT

RT10 Room Thermostat - 100871
£60.00 inc VAT

TD200 Text Display - 100870
£192.00 inc VAT

MT10 Mechanical Timer - 100880
£48.00 inc VAT

MT10RF Mechanical Thermostat - 100882
£144.00 inc VAT

Vertical Pre-Piping Assembly Kit - 105896
£72.00 inc VAT

Wall Socket for TD200 Text Display - 100872
£24.00 inc VAT

Below Boiler Pipe Cover - 100919
£30.00 inc VAT

Earth Bonding Strip - 100918
£12.00 inc VAT


Don't forget that you will need a flue to go with your boiler.
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