Get a fixed quote in seconds,
no hidden costs, 0% APR finance.
Which? Trusted Trader
for 2 years running
Which? Trusted Trader
for 2 years running
Recognised by the biggest names in home services.
We help homeowners access fast, reliable home-energy solutions.
Answer a few quick questions about your home and current boiler.
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Choose from a range of top-rated boilers that fit your home and budget.
0% APR finance available
Pick your date, we can install as soon as next day (order before 3 pm).
Next-day installation
Boilers that cut your monthly bills.
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We provide more than just a boiler. Compare our fixed-price service with standard local installers to see the difference.
Pricing:
Warranty:
Engineers:
Finance:
Installation:
Hidden Fees:
Fixed Price Guarantee
Up to 10-Year Warranty
Vetted Gas Safe Experts
0% APR & No Deposit
Next-Day Available
Everything Included
Other Installers
Estimates that often change
Standard 2-5 year coverage
Varies by subcontractor
High interest or cash only
1-2 week waiting times
Extra charges for parts
Pricing:
Fixed Price Guarantee
Estimates that often change
Warranty:
Up to 10-Year Warranty
Standard 2-5 year coverage
Engineers:
Vetted Gas Safe Experts
Varies by subcontractor
Finance:
0% APR & No Deposit
High interest or cash only
Installation:
Next-Day Available
1-2 week waiting times
Hidden Fees:
Everything Included
Extra charges for parts
Spread the cost without extra fees
Nothing to pay for 12 months
Small installments for up to 10 years
We're committed to providing you with the highest standards of service, backed by industry-leading certifications and thousands of satisfied customers.
Independently endorsed for exceptional quality and trustworthy service.
Over 10,000 verified 5-star reviews from real customers across the UK.
Approved credit broker offering secure, transparent finance options.
Fully qualified and legally certified for safe boiler installations.
Our vetted engineers ensure a clean, safe, and perfect setup for your home.
Watch real stories from homeowners across the UK
who upgraded with iHeat.
Booked next day installation - kept updated throughout the process.
Samuel
100% recommend iHeat - very easy and straightforward process.
Emily
Great service from website to installation - helped choose the correct product.
Lynton
Contacted Monday, fitted Wednesday - home was nice and toasty when I got back.
Julie
Very competitive price - staff bent over backwards to help solve issues.
Andy
Great experience with iHeat - customer service was excellent and very responsive.
Staylor
Booked within 24 hours - able to book fitting of new boiler quickly.
Kelly
Amazing communication - clear and consistent comms throughout the process.
Rosie
Fantastic from start to finish - online ordering was straightforward and quick.
Gareth
Find quick answers to our most common questions.
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