made in the uk Stelrad
Icos System boiler

Icos System HE

System

Our high efficiency system boilers combine the highest standard of British engineering with contemporary styling and intelligent design. Trusted by installers and homeowners throughout the UK, the Ideal range includes a number of SEDBUK (2009) 89% rated models that are fully approved by the Energy Savings Trust.

Available in 2 outputs 15 & 24 kWs, the Icos is suitable for both new and replacement situation alike.

Supported by a 1 year parts and labour warranty as standard and with further extended warranty options available, the Icos provides a simple heating control from a single compact appliance.

Icos System HE
1 year warranty Compact cupboard fit Digital display Frost protection Flue variants NOx class 5
1 year warranty as standard.
This boiler is designed to fit into a standard kitchen cupboard.
Clear digital display for plain and simple logistics.
Frost protection, so your boiler will run in harsh weather.
A range of flue options to suit your home.
Low NOx levels means low emissions.

Features & Benefits at a glance

  • SEDBUK (2009) 89% fuel efficiency rating to lower emissions and reduce heating bills
  • 1 year parts and labour warranty
  • Versatile design to enable quick and neat installation in the most convenient location
  • Intelligent user-friendly controls
  • Outputs of 15kW or 24kW to suit small and larger households
Technical Specification: Icos System HE
  • Size & Performance
  • Construction & Installation
  • Clearances & User Interface
  • Pipes & Flues
1524
Casing dimensions (h w d) mm 
Height687
Width397
Depth278
Weight (packed kg)50
Maximum Installation Weight (kg)40
  
CH output (kW) Min/Max @ 70C8.8 - 14.68.8 - 23.4
CH output (kW) Min/Max @ 40C9.6 - 15.59.6 - 25.1
DHW output (kW) MaxN/A
DHW flow rate l/min. 35°C riseN/A
SEDBUK ratingBand A
SEDBUK %90.40%90.20%
NOx ClassificationClass 5
Adjustable to LPGNo
 1524
Heat exchanger materialCast Aluminium- Silicon Alloy
Burner typeDownward Firing pre-mix
Fully modulatingYes
DHW plate heat exchangerN/A
Integrated hydroblockN/A
  
Suitable for sealed systemsYes
Suitable for open-vent systemsNo
Filling loopN/A
Pre-wired mains leadN/A
Flow regulatorN/A
Inbuilt system bypassN/A
Inbuilt condensate trap/siphonYes
Inbuilt boiler frost protectionYes
Zero compartment ventilationYes
 1524
Top (mm) (from top of boiler)165
Side (mm)5
Bottom (mm)100
Front (mm)450
  
User displayAlpha-numeric
User interfaceDigital display & manual controls
DiagnosticsFault codes
User adjustableCH manual adjustment
‘Eco’ setting on CHN/A
Inbuilt ProgrammerNo
 1524
Pre-piping kitStandard
Stand-off kitYes
Upward piping kitStand off kit inc. pipes
  
Max horizontal6m
Max vertical7.5m
Powered Vertical22m