Worcester Greenstar 35CDI Classic System Boiler ERP 7738100236

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The award-winning Greenstar CDi classic system is now available in two outputs, 30kW and the new 35kW. Our top of the range system boilers are suitable for larger properties that demand high outputs ? typically with more than three bedrooms. It is a very simply designed boiler with control knobs and digital displays, creating a user friendly experience, where the temperature can be set to the desired levels in an instant. The CDi Classic is know for setting the heating industry benchmark for efficiency with it helping to reduce energy usage greatly. This model comes with a low energy pump to reduce electrical usage, as well as this it come with frost protection to protect it from those cold frosty months if installed in a garage or loft, ensuring continued efficiency. There is a wide choice of controls that enable greater comfort and economy with it also having a large condensesure style siphon built in to help eliminate frost risk.
  • Condenses in heating modes for optimum efficiency during operation
  • Highly reliable heat exchanger
  • Simple and intelligent control options for improved boiler efficiency and user comfort
  • Modulation control reduces electrical consumption
  • Boiler design and wall mounting bracket allows space for pipes behind boiler
  • ErP A rated for heating
  • Modulating pump uses less electricity than a fixed speed pump
  • Wb5 heat exchanger delivers high efficiency and reliability
  • Clear fascia display
  • Built-in keyless filling link making system re-pressurisation easy

Technical specification

ERP Efficiency
ERP Rating
Boiler Type
360 mm
760 mm
440 mm
Maximum Horizontal Flue 100mm
7 m
Maximum Horizontal Flue 125mm
16 m
Maximum Vertical Flue 100mm
8 m
Maximum Vertical Flue 125mm
16 m
SEDBUK SAP 2009 Rating
CH Condensing Max Output
34 kW
Heat Output
35 kW
Noise Level
58 dBA
Nox Class
Solar Compatible
Years Guaranteed
Made To Order
Manufacturer Model No
Brand Name
Worcester Bosch
Range Description
CDi Classic System


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