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Worcester Greenstar Highflow 550CDI (ErP) Floor Standing Combi Boiler, Quick-List Pack

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The Worcester Bosch Greenstar Highflow 550CDi (ERP) condensing floor standing combi boiler has been specifically developed for larger two-bathroom properties, with a heavier requirement for heating and hot water. The boiler incorporates many of the operating features of Worcester wall-mounted combi's and can be used with mechanical, digital, wireless and new-generation intelligent controls.

  • 25 l/min flow rate
  • Built-in condensate pump increases sitting possibilities
  • Roll-in boiler minimises risk of damaging flooring
  • Built-in filling link saves money and labour
  • Temperature control for CH and DHW
  • Built-in frost protection
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Manufacturer Product Number
WH550CDI/QL
Boiler Model
Highflow CDI
Boiler Type
Combination Boiler
Fuel Used
Natural Gas
Boiler Height
850mm
Boiler Width
600mm
Boiler Depth
600mm
Boiler CH Output (Kw)
30.6
Max DHW Output (Kw)
41.1
Boiler CH Output (BTU)
104000
Domestic hot water flow rate
25L @ 35°C Rise
Energy Efficiency
91.0%
ErP Hot Water Rating
B Rated for Hot Water
ErP Heating Rating
A Rated for Heating
Manufacturers Warranty
5 Years (Subject to Manufacturers T&C's)
Mr CH's Warranty advice
Warranty Terms and Conditions
Customer Questions
What are the internal and external sizes of the BoilerBox

Inner - 76.8cm L x 57cm W x 41.5cm H - Outer - 80cm L x 60cm W x 44.5cm H

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Grouped product items
Worcester Greenstar Highflow 550CDI (ErP) Floor Standing Combi Boiler Only
£3,089.27 £2,574.39
+ -
Worcester Highflow / FSB Horizontal Flue Kit
£95.88 £79.90
+ -
Worcester 60/100 Highflow / FSB Vertical Flue Kit inc Adaptor
£126.34 £105.28
+ -
Worcester 220mm Short Flue Extension
£29.33 £24.44
+ -
Worcester 960 mm Flue Extension
£51.89 £43.24
+ -
Worcester 2 Metre Flue Extension
£119.57 £99.64
+ -
Worcester 90 Degree Flue Bend
£41.74 £34.78
+ -
Worcester 45 Degree Flue Bends (Pair)
£77.83 £64.86
+ -
Worcester Plume Management Kit
£78.96 £65.80
+ -
Worcester 1 Metre Plume Extension
£27.07 £22.56
+ -
Worcester 90 Degree Plume Bend
£32.71 £27.26
+ -
Worcester 45 Degree Plume Bend (Pair)
£28.20 £23.50
+ -
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Current Quick List Price

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