Which? Best Buy
Greenstar CDi Highflow
Worcster Bosch

Greenstar CDi Highflow boiler range and prices

Compare Worcester Prices >

Greenstar CDi Highflow Prices

A greenstar CDi Highflow costs between £2,500 and £3,100 for the boiler itself and from £4,000 to £5,500 fully installed. Prices based on replacing a floorstanding combi boiler in the same location.


  • The output of the CDi Highfloor is the biggest driver of the price with the higher output 550 costing £600 more than the 440.


  • The LPG convertor kit adds roughly £100 onto the price.


Prices per model

Greenstar CDi Highflow Fuel Output Average Boiler Only Price Average Price with installation Quote
440 Combi Gas 30kW £2,500 £4,000 Free Quote
550 Combi Gas 41kW £3,000 £4,500 Free Quote
440 Combi LPG 30kW £2,600 £4,100 Free Quote
550 Combi LPG 41kW £3,100 £4,600 Free Quote

Greenstar CDi Highflow boiler range

The CDi Highflow is a floorstanding boiler with high output for homes with large heatign and hot water requirements. The current range was launched in 2016 replacing the older Highflow models.


  • Availble as a 30kW and 41kW combi boiler


  • Designed as a floor standing boiler that fits under standard height kitchen or utilityroom work tops.


Key features

  • Fuel: Gas, LPG


  • Boiler type & output (kW):
  • Combi 30kW, 41kW


  • Dimensions (mm): 800 h x 600 w x 600 d


  • Solar Compatible: No


  • ErP Efficiency rating: A (92% efficiency in central heating)


  • Which? Best Buy Award: yes


  • Quiet mark accreditation: 53dB


  • Guarantee: 10 years


  • Flow rate: upto 25 litres per minute


  • Easy to use: intuitive controls


Fancy the Best Boiler deals and special offers being emailed straight to your inbox?

email address please

We will only use your data to provide home improvement quotes. By submitting your details you are agreeing to our privacy policy and terms