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Worcester Greenstar 28CDi Compact Boiler ErP 7733600054

ID HW733054
Great Savings - limited time only!

£1,102.80 inc VAT £919.00 ex VAT
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The Worcester Greenstar 28CDi Compact Boiler has been designed to become part of the exceptional CDi series. If your home is small, medium or large with one or two bathrooms, this model offers an output of 28kW could be perfect for your requirements.

One of the main benefits of replacing your old boiler is enjoying reduced energy bills, and this appliance can help you achieve just that, as it is rated ‘A’ for heating efficiency. This is a top accreditation, and means it could help you save around 15-20% on your energy bills over the course of one year.

If your home has limited storage space, this compact boiler is small enough to fit inside one of your kitchen cupboards, saving space and providing easy access to the appliance. It is also easy to programme and use, as a result of simple control knobs accompanied by an LCD panel that displays all the information you need to make operation extremely quick and easy.

Your heating engineer can advise you on which plug and play accessories will be the most appropriate for your lifestyle, such as the fascia-mounted controls that are easy to operate. All these clever features help to ensure you and your family enjoys a comfortable indoor temperature, no matter the weather outside. 

When the temperature outside drops, you can rely on the Worcester Greenstar 28CDi Compact Boiler ErP to keep working, as the CondenseSure accessory virtually eliminates the risk of your pipes freezing and bursting, so you can rest assured nothing is going to go wrong.

This boiler delivers great performance and reliability, giving you complete peace of mind that it is working hard to keep your home running efficiently.

By fitting this boiler with the Greenstar System Filter, the standard 5 year warranty will increase to 7 years*

*Registration with Worcester Bosch is required to benefit from the additional warranty.

Delivery Information

   Order Value

  (inc VAT)  

 Next Day 

  Next Day  


 12 Noon  

  Next Day  




 Collect from store

  £75 and over   Free £10.99 £12.99 £12.99 Free
Under £75 £5.99 £10.99 £12.99 £12.99 Free


Next Day Delivery Exclusions

Any products over 50kg require palletised delivery and are therefore excluded from Next Day Delivery. Please call 0800 197 7170* for delivery times and charges.

*Lines are open between 08:00 – 17:00 (Monday - Friday) and 09:00 – 12:00 (Saturday)


Features And Benefits
  • ErP 'A' rated for heating and hot water
  • Standard kitchen cupboard fit
  • Simple boiler control knobs with clear information display
  • Plug & play accessories including optional facia mounted controls
  • Compatible with CondenseSure accessory
  • Heating output range 20-29kW
Product Name Worcester Greenstar 28CDi Compact Boiler ErP 7733600054
Brand Worcester Bosch
Range Greenstar
Model Number Compact 28CDi
Colour White
Product Weight 32.9 kg
Product Height 280.0 mm
Product Width 390.0 mm
Product Length 690.0 mm
Product Type Combination Boiler
Manufacturer Name Bosch Thermotechnology
Manufacturer Part Number 7733600054
Warranty Period 5 Years
Hot Water Energy Rating A
Output Power 28.0 kW
Fuel Type Gas
Mounting Location Wall
Flue Diameter
  • 100.0 mm
NOX Level 5.0
GC Number 47-406-77
Endorsed By Energy Saving Trust
Central Heating Energy Rating A
Central Heating Energy Rating % 94.0
Flow Rate 11.4 lpm