Greenstar CDi Highflow Greenstar CDi Highflow Greenstar CDi Highflow
Greenstar CDi Highflow Greenstar CDi Highflow Greenstar CDi Highflow
Download ErP Data Sheet

This efficiency rating icon is for a product within a range of products. View all products in this range

Greenstar CDi Highflow overview

Our Greenstar Highflow CDi combi is a well-established floor-standing combi boiler that is renowned for their industry-leading DHW flow rates of up to 25 litres/min.

Designed to make installation as straight forward as possible, this boiler is supplied with a pre-plumbing jig and has a wheel-in tray which allows the appliance to slide into place.

Download our easy guide, which covers everything you need to know about the Greenstar CDi Highflow

Receive an extended guarantee of up to 8 years when installed with any Greenstar System Filter.

Features & Benefits

Floor mounting jig providing pre-plumbing and rear piping as standard
Fits underneath a standard kitchen worktop
Interior space optimised for serviceability
Tried and tested heat exchanger used in our popular Greenstar CDi Classic
Plug & play optional Worcester controls available
Simple boiler control knobs with digital display and one button commissioning mode
Engineer menus to optimise commissioning and support servicing
Built-in condensate pump
Scan and register the boiler using our free MyWorcester App

Technical Details

Greenstar Highflow 440CDi Greenstar Highflow 550CDi
Part number 7 731 600 098 7 731 600 100
ErP Efficiency Rating
B

A

B

A

ErP Data Sheet ErP Data Sheet ErP Data Sheet
LPG model available
Control Options
EasyControl Compatible
Solar Compatible
Central heating output (kW) 29.2 30.6
Dimensions (mm) height x width x depth 850 x 600 x 600 850 x 600 x 600
Show more

Related Accessories

Boiler Accessories Part number
Greenstar Comfort wall mounting plate 7 733 600 039
EasyControl Adapter 7 736 701 560
Flashing Kits Part number
Flat roof flashing kit (100mm & 125mm dia.) 7 716 191 090
Pitched roof flashing kit (100mm & 125mm dia) 7 716 191 091
Flue Part number
1000mm extension kit (100mm dia.) 7 716 191 083
90º bend (100mm dia.) 7 716 191 084
Support bracket kit (100mm dia) 7 716 191 092
Short flue extension, 220mm (100mm dia) 7 716 191 133
60/100mm (x2) 45º bends 7 716 191 085
Horizontal flue kit (125mm dia.) 7 716 191 1572
Vertical BF kit (100mm dia.) 7 716 191 1562
Vertical BF kit (125mm dia.) 7 716 191 1582
RS telescopic flue kit (100mm dia.) 7 716 191 1552
Flue Connector Vertical 60-100 7 716 191 164
Flue Connector Vertical 80-125 7 716 191 165
1000mm extension (125mm dia.) 7 719 003 666
45 degree bend (80/125mm dia.) 7 719 003 665
90º bend (125mm dia.) 7 719 003 664
Plume Part number
45º bend (x2) 7 716 191 089
90º bend 7 716 191 088
Plume management kit (60mm dia) 7 716 191 086

Can't find the literature you're looking for?

Visit our dedicated literature section where you can search by product name, serial number and more.