Get a new boiler installed from £1,745

Or pay monthly from £25 a month with no deposit, and save up to £40 a month on your energy bills*

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What our customers say...

How does BOXT work?



Answer some questions about your home and get a fixed-price install quote in minutes


Compare brands, models and sizes to choose the right solution for your home. Pay upfront or in instalments


Order online by 4pm for next-day installation by a skilled and friendly BOXT accredited engineer


Download the BOXT app to keep track of your installation and view all your important documents

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The all-in-one boiler subscription

Take the stress out of boiler ownership with our BOXT Life subscription package, which includes installation, unlimited repairs, replacement & servicing from only £32 a month. 

No deposit required and pay no interest.

Why choose BOXT?

Expertly picked boilers

Find the perfect boiler for your home

We expertly recommend boilers that will work for your home. You can get it delivered and installed in as little as 24 hours

Five star service

We take the pain out of buying a boiler

That means no salespeople visiting your home, and one fixed, fair-price quote for your full installation

Our Gas Safe installers

Every installer is Gas Safe registered

Every boiler installer in our network is Gas Safe registered, with plenty of experience

Make your home smarter

Add smart devices to your order

We love boilers, but there’s more to a good home than hot water

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Need a boiler repair instead?

Get a next day boiler repair visit for £89

Frequently asked questions


Buy a boiler. Replace your radiators, too.

Replace up to 10 of your existing radiators with Stelrad’s new Compact series. We’ll install them during your boiler installation. We can only fit new radiators in place of existing ones, not in new locations.
Add radiators to your basket when choosing your boiler.

Flexible ways to pay

Spread the entire cost on selected boilers with up to 24 payments at 0%

Finance from 12-120 months

Subscribe to a BOXT Life boiler package from £34 a month

Subscribe for 120 months

All major credit and debit cards accepted so you can pay in full today

Pay today

Get your fixed price

Comparing prices?

Let's save you some time. We’re so confident we can give you the best fixed price installation that if we can’t beat a like-for-like quote we'll give you a £50 Amazon voucher.


You’re only a few steps away from a nice warm bath 🛁

*£40 a month saving based on a detached house upgrading from a G-rated to an A-rated boiler. Learn more here