made in the uk Stelrad Ideal Commercial
Logic Combi ES

The Logic Combi ES Boiler

Combi ES

The new Logic Combi ES range of combination boilers from Ideal provide a hassle free and simple solution for today's new build housing market and can easily be installed out of sight in a standard kitchen cupboard.

Available in a choice of three outputs of 24, 30 and 35 kW, the Combi ES is supported by a 2 year parts and labour warranty* as standard.

Featuring a simple diagnostics display, the Logic Combi ES is compatible with a range of optional timers for the ultimate in control and peace of mind.

Logic Combi ES Boiler
Made in the UK2 year warranty Compact cupboard fit Digital display Frost protection Flue variants NOx class 5
Our boilers are manufactured at the Ideal factory in Hull, East Yorkshire. Ideal has been manufacturing here for over 100 years.
Free 2 year warranty for peace of mind. To be eligible you must register your boiler within 30 days of purchase and have it serviced regularly.
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.

Installation & User Guides

Logic Combi ES Installation and Servicing Guide Logic Combi ES Users Guide

Features & Benefits at a glance

  • 2 year parts and labour warranty *
  • Compact and stylish 'cupboard fit' design
  • Frost protection to guard against freezing outdoor temperatures
  • Wide range of outputs to suit all homes, including 24kW, 30kW and 35kW
  • Choice of optional timers and room thermostats
Technical Specification: Logic Combi ES
  • Size & Performance
  • Construction & Installation
  • Clearances & User Interface
  • Pipes & Flues
  • Connections
243035
Casing dimensions (h w d) mm 
Height700
Width395
Depth278
Weight (packed kg)37.737.838
Maximum Installation Weight (kg)32.732.833
  
CH output (kW) Min/Max @ 70C4.8 - 24.26.1 - 24.27.1 - 24.2
CH output (kW) Min/Max @ 40C5.1 - 25.66.4 - 25.67.5 - 25.6
DHW output (kW) Max24.230.335.3
DHW flow rate l/min. 35°C rise9.912.414.5
SEDBUK ratingBand A
SEDBUK (2005) %91.0%91.1%91.0%
NOx ClassificationCLASS 5
Adjustable to LPGNoKITNo
 243035
Heat exchanger materialAluminium - Silicon Alloy
Burner typeDownward firing Pre-mix
Fully modulatingYes
DHW plate heat exchangerYes
Integrated hydroblockYes
  
Suitable for sealed systemsYes
Suitable for open-vent systemsNo
Filling loopYes
Pre-wired mains leadYes
Flow regulatorYes
Inbuilt system bypassYes
Inbuilt condensate trap/siphonYes
Inbuilt boiler frost protectionYes
Zero compartment ventilationYes
 243035
Top (mm) (from top of boiler)165
Side (mm)2.5
Bottom (mm)100*
Front (mm)450*
  
User displayDigital (Alpha/numeric)
User interfaceDigital display & manual controls
DiagnosticsFault diagnosis display
User adjustableManual heating & hot water controls
'Eco' setting on CHYes
Inbuilt ProgrammerOptional

* Can be reduced to 5mm for cupboard fit, 450mm required for servicing.

 243035
Pre-piping kitOptional
Stand-off kitOptional
Stand off kit inc. pipesOptional
  
Max horizontal9m8m6m
Max vertical7.5m
Powered Vertical22m
 243035
Gas Supply Connection15mm copper compression
CH Flow Connection22mm copper compression
CH Return Connection22mm copper compression
Inlet Connection - DHW15mm copper compression
Outlet Connection - DHW15mm copper compression
Condensate Drain21.5mm

For outputs exceeding 18kW (60,000Btu/h, 28mm primary pipework will be required.

* Click here to see the Warranty Terms & Conditions