24/7 Gas Safe Engineers
Boiler Services in London
Boiler servicing from just £75
Expert installation, servicing and 24/7 emergency repairs from Ninja Boilers. Decades of heating experience and a team of fully qualified Gas Safe engineers — keeping London homes and businesses warm, safe and energy-efficient.
Our Process
Always Here When You Need Us
Our London-based team is available 24/7. When your boiler breaks down, we dispatch an experienced technician within the hour.
Contact us 24/7
Call any time — our team is on hand around the clock.
1 Hour Response
Emergency call-outs prioritised across Greater London.
Issue, Sorted
Gas Safe engineers attend and resolve on site.
Problem, Solved
Tidy work, clear pricing, fully guaranteed.
Get In Touch
Book Your Engineer
Tell us about your boiler — we'll come back with a fixed quote.
What We Do
Our Boiler Services in London
24/7Emergency Boiler Repairs
24/7 emergency repairs across London — engineers respond within one hour and fix most faults on the first visit.
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From £1,690Boiler Installation
Full-service installations with top brands like Worcester Bosch, Vaillant, Ideal and Viessmann. Long-term reliability and efficiency.
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From £75Boiler Servicing
Annual servicing keeps your system safe, efficient and within warranty. Full inspection, clean and test.
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Whole HomePower Flushing
Restore heating performance by clearing sludge and debris from your system — quieter radiators, lower bills.
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Why Choose Ninja Boilers in London?
Gas Safe Registered Engineers
1-Hour Emergency Call-Outs
12-Month Guarantee on All Work
0% Finance for New Boilers
Next-Day Installation Available
All Makes & Models Covered
FAQ
Frequently Asked Questions
How often should a boiler be serviced?
Once a year. Annual servicing keeps your system safe, efficient, and under warranty.
Is a broken boiler an emergency?
Yes — especially in winter. No heating or hot water? Call us 24/7.
What are the signs of a boiler problem?
Unusual noises, no hot water, pressure drops, leaks, or error codes.
What happens during a boiler service?
We check, clean, and test key components to ensure safe, efficient operation.
Can I spread the cost of a new boiler?
Yes — 0% interest over 12 months available on eligible boiler installations.
Not sure which option is right for you?
Call our expert team on 020 3576 5825 for free advice — we'll help you find the perfect fit.
Need a Boiler Engineer in London?
Call Ninja Boilers today for fast, reliable boiler installation, servicing and 24/7 emergency repairs.