ATAG

Warranty

Warranty
Savings

Savings
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Contact Us
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Products

Find your perfect boiler

Find your perfect boiler
iC Economiser combination

iC Economiser combination
iC Combination

iC Combination
iS System

iS System
iR Regular

iR Regular
Smart controls & thermostats

Smart controls & thermostats
Cylinders

Cylinders
Heat pumps

Heat pumps

Support & Advice

Support Hub

Support hub
Product manuals

Product manuals
Troubleshooting

Troubleshooting
FAQs

FAQs
ATAG Zone app

ATAG Zone app
ATAG ONE Zone

ATAG ONE Zone
ATAG Cube

ATAG Cube
ATAG Roomstat

ATAG Room Thermostat
TADO v3

TADO v3
Image of a cute pig-shapped piggy bank

MAXIMISE

SAVINGS

with a new ATAG boiler

Discover the true cost savings of owning an ATAG boiler.

Warranty savings
18 years warranty icon Our industry-leading
warranty option
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No monthly boiler policy required icon No £12 a month
boiler policy required
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ATAG savings icon showing the text £2,592 ATAG savings over boiler warranty period
Fuel bills
Most efficient boiler in Europe icon Achieving up to 98%, losing just 2% efficiency throughout their lifetime
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Up to £35 fuel savings per month icon Fuel savings of up to
£35 per month[1]
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ATAG savings icon showing the text £7,560 ATAG savings over boiler warranty period

Potential Savings over 18 years = £10,152

[1] Energy Savings Trust, March 2026.
Heat exchanger
Piggy bank icon Saves you money
The iCon heat exchanger captures and reuses residual heat, reducing your gas consumption
Heat exchanger icon Reasurance
No need to worry about the heat exchanger repairs
Boiler being repared icon Thinking ahead
When the heat exchanger likely fails after 10 years, an out-of-warranty replacement costs about £900
iCon Heat Exchanger lifetime replacement guarantee icon Guaranteed for life
The heart of every ATAG boiler designed to maintain efficiency throughout the boiler lifespan
Image of an ATAG boiler
ATAG iC Economiser boilers
With industry-leading technology helping recycle wasted energy and save on your gas bills makes the iC Economiser the combi to beat.
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ATAG iC Combi boilers
A perfect choice if you have limited space as no cylinder is required - and, a great energy saver too! Helping to lower your monthly running costs.
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ATAG iS System boilers
The ATAG iS system boiler is one of the most energy efficient models available in Europe. Designed with simplicity and usability in mind.
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ATAG iR Regular boilers
Extremely energy efficient with simple to use controls. Extensive flue solutions mean you can site the boiler almost anywhere in your home.
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