Combination Boiler
iC Combination
i24C i28C i36C i40CEvery ATAG boiler carries a 12-year warranty as standard with options up to 18 years and they’re professionally installed by our ATAG Selected Partners.
Our combination boilers come in a range of sizes designed to suit all needs, from a small flat to a large family dwelling, and are celebrated for
their efficiency.
In fact, thanks to our engineering excellence, an ATAG iC combination boiler can help to save up to £320 a year on your gas bills (Energy Savings Trust, 2017).
Compact and quiet, an iC combination boiler will fit neatly into the heart of your home. This makes it a perfect choice if you have limited space, or if you want to free up space currently allocated to a hot water cylinder.
Why not pair the ATAG iC combination boiler with the ATAG ONEZone to achieve a maximum A+.
Key features and benefits
Compact dimensions
h700 x w440 x d366 (mm)
Up to 18 years warranty
Including all parts and labour
Completely user friendly
with intuitive controls
Save on gas bills
Save up to £320 on your gas bills
(www.energysavingtrust.org.uk - April 2017)
Instant hot water
With pre-heat facility
ErP "A" rated
Achieves ErP ‘A’ rating for heating and hot water
Loved by customers
ATAG is the UK’s highest rated boiler brand on Trustpilot
- A 275 mm (deep) model is available to fit inside kitchen cupboards
- 12 years warranty as standard with options up to 18 years
- Control the system via smartphone using the ATAG ONE
- ATAG iCon stainless steel heat exchanger – with its unique lifetime replacement guarantee
- Detailed fault codes on LCD display for quicker, more accurate boiler diagnostics
- Built-in weather compensator gives impressive efficiency benefits and increased comfort
- Boiler Plus compliant
- Built in frost protection device
- Quiet in operation due to bottom up modulation
Specifications
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Part Number
BC100324
ERP SEASONAL SPACE HEATING ENERGY EFFICIENCY CLASS
A
ERP SEASONAL SPACE HEATING ENERGY EFFICIENCY (%)
94
ERP WATER HEATING ENERGY EFFICIENCY CLASS
A
ERP WATER HEATING ENERGY EFFICIENCY (%)
81
ERP DECLARED LOAD PROFILE
XL
DHW INPUT KW
26.6
CH OUTPUT KW
23.2
FLOW RATE @ 35°C RISE L/MIN
10.1
SEDBUK 2009 (%)
89.7
DIMENSIONS (H X W X D) MM
700 x 440 x 355
BOILER LIFT WEIGHT WITH JIG KG
41
STANDARD WARRANTY (YEARS)
12
LPG CONVERSION KIT AVAILABLE
Yes
NOX CLASS
6
INGRESS PROTECTION (IP)
IPX4D
MAXIMUM EQUIVALENT HORIZONTAL FLUE LENGTH (M) 60/100MM
15
MAXIMUM EQUIVALENT VERTICAL FLUE LENGTH (M) 60/100MM
15
MAXIMUM EQUIVALENT HORIZONTAL FLUE LENGTH (M) 80/125MM
50
MAXIMUM EQUIVALENT VERTICAL FLUE LENGTH (M) 80/125MM
50
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Part Number
BC100328
ERP SEASONAL SPACE HEATING ENERGY EFFICIENCY CLASS
A
ERP SEASONAL SPACE HEATING ENERGY EFFICIENCY (%)
94
ERP WATER HEATING ENERGY EFFICIENCY CLASS
A
ERP WATER HEATING ENERGY EFFICIENCY (%)
83
ERP DECLARED LOAD PROFILE
XL
DHW INPUT KW
30.3
CH OUTPUT KW
23.2
FLOW RATE @ 35°C RISE L/MIN
11.5
SEDBUK 2009 (%)
89.7
DIMENSIONS (H X W X D) MM
700 x 440 x 355
BOILER LIFT WEIGHT WITH JIG KG
41
STANDARD WARRANTY (YEARS)
12
LPG CONVERSION KIT AVAILABLE
Yes
NOX CLASS
6
INGRESS PROTECTION (IP)
IPX4D
MAXIMUM EQUIVALENT HORIZONTAL FLUE LENGTH (M) 60/100MM
15
MAXIMUM EQUIVALENT VERTICAL FLUE LENGTH (M) 60/100MM
15
MAXIMUM EQUIVALENT HORIZONTAL FLUE LENGTH (M) 80/125MM
50
MAXIMUM EQUIVALENT VERTICAL FLUE LENGTH (M) 80/125MM
50
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Part Number
BC100336
ERP SEASONAL SPACE HEATING ENERGY EFFICIENCY CLASS
A
ERP SEASONAL SPACE HEATING ENERGY EFFICIENCY (%)
94
ERP WATER HEATING ENERGY EFFICIENCY CLASS
A
ERP WATER HEATING ENERGY EFFICIENCY (%)
83
ERP DECLARED LOAD PROFILE
XL
DHW INPUT KW
39.3
CH OUTPUT KW
31.2
FLOW RATE @ 35°C RISE L/MIN
14.9
SEDBUK 2009 (%)
89.7
DIMENSIONS (H X W X D) MM
700 x 440 x 355
BOILER LIFT WEIGHT WITH JIG KG
44
STANDARD WARRANTY (YEARS)
12
LPG CONVERSION KIT AVAILABLE
Yes
NOX CLASS
6
INGRESS PROTECTION (IP)
IPX4D
MAXIMUM EQUIVALENT HORIZONTAL FLUE LENGTH (M) 60/100MM
9
MAXIMUM EQUIVALENT VERTICAL FLUE LENGTH (M) 60/100MM
9
MAXIMUM EQUIVALENT HORIZONTAL FLUE LENGTH (M) 80/125MM
45
MAXIMUM EQUIVALENT VERTICAL FLUE LENGTH (M) 80/125MM
45
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Part Number
BC100340
ERP SEASONAL SPACE HEATING ENERGY EFFICIENCY CLASS
A
ERP SEASONAL SPACE HEATING ENERGY EFFICIENCY (%)
94
ERP WATER HEATING ENERGY EFFICIENCY CLASS
A
ERP WATER HEATING ENERGY EFFICIENCY (%)
83
ERP DECLARED LOAD PROFILE
XL
DHW INPUT KW
42.0
CH OUTPUT KW
31.2
FLOW RATE @ 35°C RISE L/MIN
16.2
SEDBUK 2009 (%)
89.7
DIMENSIONS (H X W X D) MM
700 x 440 x 355
BOILER LIFT WEIGHT WITH JIG KG
44
STANDARD WARRANTY (YEARS)
12
LPG CONVERSION KIT AVAILABLE
Yes
NOX CLASS
6
INGRESS PROTECTION (IP)
IPX4D
MAXIMUM EQUIVALENT HORIZONTAL FLUE LENGTH (M) 60/100MM
9
MAXIMUM EQUIVALENT VERTICAL FLUE LENGTH (M) 60/100MM
9
MAXIMUM EQUIVALENT HORIZONTAL FLUE LENGTH (M) 80/125MM
45
MAXIMUM EQUIVALENT VERTICAL FLUE LENGTH (M) 80/125MM
45
OneZone
Control the temperature in your home remotely using the ATAG One Zone App, available for FREE on the App Store or Google Play
OneZone smart controllerCylinders
Need replacement cylinders? Check out our range to see which one your boiler requires.
View all cylindersComplete care
Ask your ATAG installer about the complete care pack, including the ONEZone smart controller, to increase your standard warranty from 12 to 18 years.
Find out moreInstallers that you can depend on
From design through to installation and after-care service, our ATAG selected gas-safe installers are on hand to offer you excellent advice and the best solution possible that suits your needs.
Find an installer