Baxi Approved Installer
London
Searching for an approved Baxi installer in London? DGN GAS is a Baxi Approved Installer (BAI), fitting and registering Baxi boilers with extended guarantees of up to 10 years on eligible models.
A Baxi Approved Installer
in London
DGN GAS is a Baxi Approved Installer (BAI) — a genuine accreditation from Baxi, recognised through their Baxi Works programme. If you're searching for an approved Baxi installer in London, that means we fit Baxi boilers to the manufacturer's standard and register their extended guarantees directly — up to 10 years on eligible models.
Baxi is a strong, well-priced British brand — a sensible, dependable choice for landlords, rental properties and homeowners who want quality heating without the premium-brand price tag. As a Baxi Approved Installer, we make sure it's fitted and registered to get the most from it.
On the Baxi
stand
As a Baxi Approved installer we keep close to the Baxi range — here our founder Ravinder Singh at the Baxi stand at InstallerSHOW 2026.

The Baxi range
combi & system
Baxi 800 Series
Compact, efficient combi, system and heat-only boilers offering excellent value — and the longest Baxi guarantee, helped by the magnetic filter included in the box. A popular choice for homes across London.
Baxi 600 & 400 Series
Reliable, lower-cost options for flats, rental properties and smaller homes. Shorter guarantee terms than the 800, but the same Baxi build quality, fully installed and registered.

Baxi guarantees
by model
Combi, system & heat — filter included
Trade-registered
Combi, system & heat
Combi & heat
Entry-level
Maximum terms require registration within 30 days, the specified filter fitted (included with the 800 series), and annual servicing by a Gas Safe registered engineer. We'll confirm the exact warranty for your boiler when we quote.
Why use a
Baxi Approved Installer
"Baxi Approved Installer" isn't just a phrase — it's Baxi's own accreditation (BAI). The extended Baxi guarantees are available when your boiler is installed and registered correctly, so choosing an approved installer protects both the quality of the work and your warranty cover.
DGN GAS handles the registration for you, fits to Baxi's standard, and keeps the guarantee valid with annual servicing across West, North West and South West London. Whether it's a single rental property or a portfolio, you get the same standard every time.
Baxi installer
questions answered
Are you an approved Baxi installer in London?
Yes. DGN GAS is a Baxi Approved Installer (BAI), accredited through Baxi Works. We install and register Baxi boilers across London.
What warranty comes with a new Baxi boiler?
Up to 10 years on eligible models such as the Baxi 800 series and Platinum range, when registered correctly with the filter fitted. The 600 carries up to 7 years, the 400 up to 5 years. The boiler must be serviced annually to keep the guarantee valid — we'll confirm the cover for the model we recommend.
Is Baxi a good choice for a rental property?
Often, yes. Baxi offers strong reliability at a competitive price, which makes it a sensible choice for landlords and rental properties. We also handle annual servicing and landlord gas safety certificates across West, North West and South West London.
Baxi
installation questions
Are you a Baxi approved installer?
Which Baxi boilers do you install?
What warranty can I get on a Baxi boiler?
Why choose Baxi?
Do you install Baxi boilers across London?
"DGN Gas installed a new Baxi Boiler for me in February 2021, they have serviced and carried out the landlord gas safety inspections ever since. Excellent professional service. Extremely satisfied."
Planning a Baxi boiler installation?
Speak to a Baxi Approved Installer about a great-value new boiler. London-wide installation.
Get a Quote 07813 474638