About Ninja Boilers

About Us

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.

A woman is sitting on a couch in a living room holding a remote control.

Our Mission


To keep London warm, energy-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Whether you're replacing an outdated system, installing a brand-new boiler, or just need a reliable service, we make it simple, transparent, and stress-free.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.

What We Do

  • 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 & Heating 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


We serve Greater London and nearby commuter areas, including:
 Croydon, Barnet, Ealing, Brent, Enfield, Newham, Kingston, Richmond, Hillingdon, Guildford, and more.