About Ninja Boilers
Trusted Boiler Experts Serving London and Beyond
At Ninja Boilers, we specialise in expert boiler installation, servicing, and repairs for homes and landlords across Greater London. With over 15 years of experience in heating and plumbing, our family-run team has built a reputation for delivering honest advice, fast turnarounds, and affordable heating solutions — always with no hidden fees.
Our Mission
Keeping London warm, efficient, and worry-free — one boiler at a time.
Whether you're replacing an outdated system, installing a brand-new boiler, or just need a reliable service, we make it simple, transparent, and stress-free.
We combine modern heating technology with trusted customer care to ensure every job is completed to the highest standard.
Gas Safe registered engineers. Fully insured. 15+ years serving London homes and landlords.
What We Do
Complete boiler care for London homes
Boiler Installation
Combi, system, and conventional boilers fitted with precision, including smart thermostat integration.
Boiler Repair & Emergency Callouts
Same-day diagnostics and rapid repairs from Gas Safe engineers.
Annual Servicing & Maintenance
Keep your system efficient, safe, and within warranty.
Power Flushing & System Cleaning
Improve performance and extend the life of your boiler.
Boiler Finance
Spread the cost with 0% interest for 12 months.
Areas We Cover
Serving Greater London and beyond
We serve Greater London and nearby commuter areas, including:
- Croydon
- Barnet
- Ealing
- Brent
- Enfield
- Newham
- Kingston
- Richmond
- Hillingdon
- Guildford
…and more across the capital.
Ready to upgrade your boiler?
Get a free, no-obligation quote from our family-run team — honest advice, fixed pricing, and trusted engineers.