Baxi boiler installation
Get a new boiler installed next working day¹, with a range of flexible finance options available². Plus, get a free Hive Thermostat Mini with code FREEHIVEMINI*.
Why choose BOXT for your Baxi boiler installation?
Quotes beaten by £50*
We'll beat any like-for-like boiler installation quote
Next working day installs
If ordered before 3pm and slots available
Pay monthly options
Spread the cost with varying deposit options
How it works
Answer
Answer a few questions about your home online to get a fixed price quote in 90 seconds
Choose
We'll give you boiler recommendations based on your answers, then choose your boiler and payment option
Installation
A BOXT Gas Safe registered engineer can install for you the next working day if ordered before 3pm
BOXT reviews
Honestly the whole process from ordering the boiler to final installation and testing system was less than 24hrs, I would recommend BOXT to anybody
Read review
From ordering boiler at 9am on Monday, and it being fitted and operational by 4pm on Wednesday - what’s to complain about?
Read reviewI recently had a new combi boiler installed by BOXT and I couldn't be happier with the service.
Read reviewFrom the purchase of the new boiler which was cheaper than local installers, to the interest free option, then monthly service plan, everything was worry free
Read reviewBaxi boiler finance
Spread the entire cost on selected boilers with up to 36 payments at 0%
Finance from 12-120 months
All-inclusive worry-free BOXT Life boiler plan from £33.35 a month
120 month boiler plan
All major credit and debit cards accepted so you can pay in full today
pay in full today
About Baxi boilers
Baxi have been continuously crafting boilers to the highest quality since 1866.
When it comes to home heating, Baxi have some of the best boilers, providing customers with not only boilers that are long-lasting but also precise.
This is because Baxi are dedicated to using some of the finest brass components available in the UK. It’s the ultimate boiler at a reasonable price.
About Baxi boilers
Baxi have been continuously crafting boilers to the highest quality since 1866.
When it comes to home heating, Baxi have some of the best boilers, providing customers with not only boilers that are long-lasting but also precise.
This is because Baxi are dedicated to using some of the finest brass components available in the UK. It’s the ultimate boiler at a reasonable price.
Taking care of your Baxi boiler
Boiler servicing
A boiler service from BOXT costs £8.99 a month (or £11.99 a month for a landlord service), so you can keep your Baxi boiler in top shape while spreading the cost throughout the year.
Boiler repairs
BOXT are here for all your Baxi boiler needs, from supply and installation to boiler repairs if your boiler breaks down. We've fixed our repair prices at just £89 and have a one year workmanship guarantee.
Baxi boiler FAQs
Get a new Baxi boiler with BOXT
*Free Hive Mini Promotion not combinable with other promo codes. Offer ends 31st August 2026. Click here for full Terms and Conditions.
¹Next working day installation when you order before 3pm, subject to availability.
²Finance available subject to status. Click here for more information.