Boiler Services in London

Expert Installation, Servicing & Repairs – 24/7 Support from Ninja Boilers

At Ninja Boilers, we deliver expert boiler services across London, specialising in boiler installation, boiler servicing, and emergency repairs. With decades of heating experience and a team of fully qualified Gas Safe engineers, we help homes and businesses stay warm, safe, and energy-efficient all year round.

A man and a child are laying on a couch under an air conditioner.

Always Here When You Need Us

Our London-based team is available 24 hours a day, 7 days a week. When your boiler breaks down, we’ll dispatch an experienced technician within the hour. No waiting, no hassle—just fast and professional service you can trust.

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 – Up to 12 Months
  • Trusted Across Greater London

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Our Boiler Services in London

Emergency Boiler Repairs

We offer 24/7 emergency boiler repairs across London. Whether your boiler has stopped working suddenly or is leaking, we’re available day or night to respond within one hour. Our engineers arrive fully equipped to fix most faults on the first visit.

Boiler Installation

Looking to upgrade your heating system? We provide full-service boiler installations tailored to your home or business. Our certified installers work with top brands like Worcester Bosch, Vaillant, Ideal, and Viessmann, ensuring long-term reliability and energy efficiency.

Boiler Servicing

Annual servicing is essential for performance, safety, and warranty protection. Our boiler servicing in London includes a full inspection, cleaning, and testing of all components to keep your system in top condition and reduce breakdown risks.

General Boiler Repairs

From noisy radiators to low pressure or error codes, we offer reliable boiler repairs for all makes and models. We work fast to diagnose issues and carry out high-quality repairs—helping you avoid expensive replacements down the line.
  1. How often should a boiler be serviced?
    Once a year. Annual servicing keeps your system safe, efficient, and under warranty.
  2. Is a broken boiler an emergency?
    Yes—especially in winter. No heating or hot water? Call us 24/7.
  3. What are the signs of a boiler problem?
    Unusual noises, no hot water, pressure drops, leaks, or error codes.
  4. What happens during a boiler service?
    We check, clean, and test key components to ensure safe, efficient operation.
  5. Can I spread the cost of a new boiler?
    Yes—    0% interest over 12 months available on eligible boiler installations.

Frequently Asked Questions

Compare Boilers with Ninja Boilers

Whether you live in a cosy studio or a busy family home, Ninja Boilers helps you compare and choose the perfect boiler. With expert installation, transparent pricing, and local London support, we make heating your home simple and stress-free.