Boiler Repair London – Same Day Service You Can Trust
London's Most Trusted Boiler Repair Service
Rated 5 stars by 5,900+ customers. Gas Safe registered engineers, transparent pricing, and same-day availability — because a broken boiler can't wait.
- 24/7 Emergency Callouts
- 5 Star Rated Across London
- 24/7 Emergency Callouts
- Gas Safe Registered Engineers
- VAT Registered & Fully Insured
- 12 Month Warranty on All Repairs
Boiler Repair London – Same Day Service You Can Trust
London's Most Trusted Boiler Repair Service
Rated 5 stars by 5,900+ customers. Gas Safe registered engineers, transparent pricing, and same-day availability — because a broken boiler can't wait.
- 24/7 Emergency Callouts
- 5 Star Rated Across London
- 24/7 Emergency Callouts
- Gas Safe Registered Engineers
- VAT Registered & Fully Insured
- 12 Month Warranty on All Repairs
Fixed, honest boiler quotes — no bait pricing. Installed by experienced London engineers.
From
£2199.00
fixed price
Get a new boiler with honest fixed pricing and expert installation by trusted London engineers — no hidden costs, no surprises. From just £2199 fixed price.
Why Choose Us
WHY CHOOSE HEAT KNIGHTS
We’re a VAT registered, APHC accredited, fully insured heating company — not a cash-in- hand operation.
Cheap boiler work often leads to:
- repeat breakdowns
- incorrect installations
- voided warranties
We do it properly the first time.
- Accurate diagnosis (no guesswork)
- Manufacturer-approved installations
- Warranty-backed workmanship
- Trusted across London
Years of Experience
Trusted by homeowners and landlords across London
Gas Safe Registered | APHC Accredited | Vaillant Accredited | VAT Registered | 25+ Years Experience
What We Offer
Fast, Reliable Boiler Services — When You Need Them Most
Fixed Price
Boiler Repair
Fast, reliable boiler repairs by experienced London engineers — keeping your home warm and your heating running smoothly.
Designed to last, not cut corners
Boiler Installation
Full system upgrades using trusted brands like Vaillant
Prevent breakdowns before they happen
Boiler Servicing
Keep your boiler safe, efficient, and under warranty
Nights, weekends, same-day response
24/7 Emergency Callouts
No heating or hot water? We’re ready when you need us
Repair Pricing
Clear & honest pricing – no surprises
- Boiler diagnosis from £99 + VAT
- 5 Star Rated Across London
- Boiler installations from £3,879 (fully installed)
All work is carried out by qualified, accredited engineers and backed by warranty.
Basic INSTALLATION PACKAGE
Basic Boiler Installation Package
from
£199
- Vaillant high-efficiency boiler
- Full system powerflush
- Magnetic filter
- Smart thermostat
- 10-year warranty
- Gas Safe installation
Everything done properly, start to finish
FEATURED INSTALLATION PACKAGE
Complete Boiler Installation Package
from
£3,879
- Vaillant high-efficiency boiler
- Full system powerflush
- Magnetic filter
- Smart thermostat
- 10-year warranty
- Gas Safe installation
Everything done properly, start to finish
Reviews
What Our Customer Say
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Jakarta
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Jakarta
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Emergency Boiler Repairs Services London
SAME DAY EMERGENCY BOILER REPAIR LONDON
Whether it’s during the depths of winter or you simply need hot water during the summer months, a faulty boiler is going to cause you problems. A fault can arise at any time but we offer emergency boiler repair London that is there for you. We will arrive on-site promptly and as we carry many common spare parts, there is every possibility we will be able to solve the issue without the need to order your part in. However, we do everything we can to ensure that your boiler is safe while carrying out short term repairs while we wait for the new part to arrive.
Heat Knights understands the importance of boiler repair, especially in emergency situations. Our same day emergency boiler engineers cover all types of repairs all over London. Our team of local plumbers is always on hand for boiler repairs. Available 24/7 with a one-hour response time. Our highly skilled engineers will repair your heating quickly and effectively. In addition to installing or repairing your boiler, we will perform service work on it.
Offering Emergency Boiler Repair Services London, we will work tirelessly to get your boiler back up and running, restoring your heating and hot water
Our engineers will also advise you on how to maintain your boiler. We guarantee that you will be very happy with our services.
£99 Fixed Rate Boiler Repair London
Our prices are easy to understand. We try to keep our boiler service prices as low as possible. That’s why we offer a £99 fixed rate for basic boiler repair services. Our £99 fixed-rate boiler repair service in London covers the cost of a standard boiler repair, including parts and labor. This means no hidden fees. We also provide a 12-month guarantee on all parts and labor. Call our Local Boiler Engineer now to take advantage of this offer.
Winter’s coming! Call Heat Knights for a £99 fixed-rate repair.
Why Boiler Servicing Is Essential
Your boiler works hard throughout the year—especially during the cold London winters. Like any other major appliance, it requires regular maintenance to keep operating safely and efficiently. Neglecting your annual service could result in:
- Higher energy bills due to reduced efficiency
- Increased risk of carbon monoxide leaks
Costly repairs due to unnoticed wear and tear
- Reduced lifespan of your boiler
we recommend scheduling a professional boiler service in London at least once a year to avoid these issues. It’s a small investment that protects your home, your wallet, and your peace of mind.
Winter’s coming! Call Heat Knights for a £99 fixed-rate repair.
Expert Tips for Maintaining Your Boiler
Schedule annual servicing before winter
Bleed your radiators regularly
Check boiler pressure monthly
Install a carbon monoxide alarm
Keep the area around the boiler clear
Insulate external pipes to prevent freezing
Use a smart thermostat for better control
Areas We Cover
Hackney | Islington | Camden | North, East, South & West London
Local engineers ready to attend quickly
24/7 Emergency
Need your boiler fixed today?
Get your boiler fixed quickly with honest pricing and professional service you can trust. Call now or request a fast quote online.
Having served London for over 20 years, Heat Knights was created with the vision of delivering the City’s homes with the highest standard of service covering Gas, Boilers, Central Heating and Plumbing. Heat Knight’s expert team of engineers has a minimum of 10 years experience are Gas Safe…
- 3, Omega Works, Harringay Warehouse District, London N4 1LZ
- 0203 002 4997
- info@heat-knights.co.uk
Boiler Repair London – Same Day Service You Can Trust
London's Most Trusted Boiler Repair Service
Rated 5 stars by 5,900+ customers. Gas Safe registered engineers, transparent pricing, and same-day availability — because a broken boiler can't wait.
- 24/7 Emergency Callouts
- 5 Star Rated Across London
- 24/7 Emergency Callouts
- Gas Safe Registered Engineers
- VAT Registered & Fully Insured
- 12 Month Warranty on All Repairs