A New Boiler That Won’t Break The Bank
Start with an online quote or request a callback – it’s easy, free, and takes less than 60 seconds. Click below to get your FREE boiler quote!
Fully Certified & Accredited
Save Up To 70%
Low Carbon Technology
Installation By
Gas Safe engineer
Price Promise
Guarantee
Trusted And Accredited By
Get Your New Boiler In As Little As 24 Hours
Get a fixed price in less than 60 seconds, just answer some simple questions starting below:
Let’s get started, Which fuel powers your boiler?
Mains Gas
LPG
Just 3 Steps To Your Boiler Replacement
The fastest way of getting a new boiler and reducing your bills at the same time.
Get A Free Online Quote
Fill in a few details and get a tailored quote in seconds. You’re under no obligation to accept.
Book A Call Or Buy Online
Whether you’re happy to buy online or would like to speak to someone first, we have the option for you.
We Replace Your Boiler
Get your boiler installed by us. All our engineers are fully qualified and carefully vetted.
Our Top Selling Boilers
Get A Free Online Quote
Fill in a few details and get a tailored quote in seconds. You’re under no obligation to accept.
Gas Safe, Qualified Engineers
All of our engineers are friendly, insured, qualified and highly skilled.
Workmanship
Warranty
All of our engineers are friendly, insured, qualified and highly skilled.
Price Promise
Guarantee
Seen a better price elsewhere? Speak to us – we’ll always aim to offer you the best value.
Save Up To £840 A Year On Your Bills
On average, on energy per year, when upgrading from a G-rated boiler to an A-rated boiler in a detached UK home.
Get the Best Boiler for Your Home
The fastest way of getting a new boiler and reducing your bills at the same time.
Starting from £2,075.00
Glow-worm Energy7 25C
Starting from £3,195.00
Vaillant EcoFit Pure 835
Starting from £2,815.00
Glow-worm Energy7 30C
Starting from £3,445.00
Worcester 8000 36kW
Your New Boiler Installation Will Include
Why Choose Thermwise?
Family Business
We’re a family-run team and we put everything into making sure you’re left completely satisfied with our work.
Fast Response Times
We know heating problems can’t always wait. We offer same-day availability for some repairs; help is never far away.
Friendly, Approachable Team
We genuinely enjoy helping our customers and want every interaction to feel comfortable and straightforward – never pushy or rushed.
Experienced & Qualified Engineers
Our engineers bring a high level of skill and expertise to every job. No shortcuts taken.
What Our Customers Say About Us!
FAQ’s
Some of the most frequent questions we get asked.
Upgrade Your Boiler Today
Getting a quote takes less than 60 seconds, select your type of boiler.
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