



New Boiler Installation in London
Get a new boiler installed from £1,690
First Call Emergency provides fast and affordable boiler installation and replacement services to keep your home warm and efficient. Enjoy expert workmanship, reliable heating solutions, and transparent pricing throughout London and surrounding areas.
New Boiler Options
New Boiler Installation in London
Need a new boiler installed in your home or rental property in London? Our Gas Safe registered engineers install energy-efficient boilers tailored to your household needs. We work with leading brands and offer quick, convenient installation—often with same-day or next-day availability.
Boiler Replacement in London
Is your current boiler old, noisy, or breaking down often? Replace it with a modern A-rated system and start saving on energy bills. We’ll safely remove your old boiler and professionally install your new one with minimal disruption.
FIRST CALL EMERGENCY TIME-TESTED TRIED AND TRUSTED PROCESS
24/7 Call-Outs
Anytime, Anywhere in London
Whether it’s midnight or midday, our emergency electricians and plumbers are always on standby. Just call — we’ll handle the rest.
At Your Door in 60 Minutes or Less
Urgent means urgent. We prioritise emergency call-outs and aim to reach you within the hour, wherever you are in Greater London.
Expert Repairs on the Spot
From power outages to burst pipes, our certified engineers arrive equipped to diagnose and fix the issue — quickly, safely, and efficiently.
Peace of Mind, Guaranteed
We don’t just patch problems — we resolve them. Our team respects your space, communicates clearly, and ensures everything works before we leave.
From Cold to Comfortable in 24 Hours
Get a brand-new, A-rated boiler installed quickly and affordably by trusted engineers. We offer fixed pricing, expert installation, and a commitment to quality—no hidden fees, just reliable heating when you need it most.
Boiler Types Covered
Boiler Types – Find the Right Fit
Discover the right boiler for your home—compare combi, system, conventional, and electric models for energy efficiency and performance.

Combi Boilers
Compact, efficient, and ideal for smaller homes or flats. No water tank needed, and hot water is delivered on demand.

System Boilers
Perfect for homes with higher hot water demand. Works with a cylinder but doesn't need a water tank in the loft.

Conventional Boilers
Great for older homes with traditional systems. Uses both a hot water cylinder and a cold water tank.
Electric Boilers
Ideal for properties without a gas supply. Quiet, compact, and eco-friendly with low maintenance.

Not sure which boiler is right for your home?
Call our expert team on 07880 990510 for free advice and find your perfect match today.
We've got a new boiler for every budget
Viessmann
✔ Up to 94% efficiency, compact design
✔ Built-in Wi-Fi & smart controls
✔ Low NOx emissions – environmentally friendly
✔ 7-year warranty as standard
✔ Ideal for flats and smaller properties
Worcester Bosch
✔ Up to 94% energy efficiency (A-rated)
✔ Quiet operation – ideal for small to medium homes
✔ Compatible with smart thermostats
✔ Up to 10 years warranty
✔ Trusted brand with excellent reliability
Glow-worm
✔ A-rated for efficiency
✔ Budget-friendly without compromising quality
✔ Compact and quiet – great for smaller homes
✔ 7-year warranty with Club Energy installer
✔ Perfect for rental properties and first-time buyers
New Navien
✔ Up to 94% efficiency (A-rated)
✔ Stainless steel heat exchanger for long-term durability
✔ Built-in Wi-Fi for smart monitoring and remote control
✔ 10-year warranty as standard
Vaillant
✔ 94% ErP efficiency rating – saves on energy bills
✔ Suitable for medium to large homes
✔ Quiet Mark certified for low noise
✔ Built in the UK with strong performance
✔ Great for landlords and growing families
Other Brands
Ideal
Cost-effective, reliable boilers with compact designs, digital controls, and Energy Saving Trust endorsement for efficient heating solutions.

Alpha
Efficient, compact boilers with easy-to-use controls, stainless steel heat exchangers, and strong reliability for cost-conscious homeowners.


Ariston
Modern, energy-efficient boilers with sleek designs, smart connectivity, and high performance for consistent heating and hot water.

Baxi
Affordable, energy-efficient boilers with up to 10-year warranties, hydrogen-ready, and uSense smart thermostat for enhanced control.
Not sure which boiler is right for your home?
Call our expert team on 0778 070 5060 for free advice and find your perfect match today.
Boiler Installation in London
At First Call Emergency, we specialise in professional boiler installation, delivering energy-efficient heating systems tailored to your home and lifestyle. Whether you’re replacing an outdated unit or fitting a boiler in a new property, our Gas Safe registered engineers provide fast, reliable service and expert advice every step of the way. We install trusted brands like Worcester Bosch, Vaillant, and Ideal to ensure quality, performance, and long-lasting comfort.

Get a new boiler in the blink of an eye
It’s not just what we do, it’s how we do it

You answer
Just a few simple questions about your current boiler and home—no technical know-how needed.

You pick
We’ll recommend fixed-price boiler options that best suit your property and budget. You choose what works for you.

We fit
A certified Gas Safe engineer installs your new boiler, flue, and accessories—often within just 24 hours.
All-inclusive installations
Our energy saving installations come with everything you need, plus more. So whether you're looking to get your heating back on, we've got it all covered.
Trusted by London Residents for Quality Installations
Price Promise
Got a cheaper price? We'll match it.
About First Call Emergency
Our team of experts cover whole London and surrounding areas and can help you with anything electrical from changing a socket to full house rewiring. You can expect a transparent system of pricing so there would be no unexpected charges in your bill.

Need a New Boiler in London? Call us today on 07880 990510
Trusted, local gas engineers in London & Luton for installation, repair, and maintenance