🔥 Gas Safe Registered Engineers

Boiler Installation, Repair & Servicing in North West London

Gas Safe Registered | Worcester Bosch Accredited | 24/7 Emergency Repairs

Gas Safe Registered
Worcester Bosch Accredited
Up to 10-Year Warranty
4.9★ (1,750+ Reviews)

Expert Boiler Engineers Serving Harrow, Wembley & North West London

At OHM Building and Refurbishing Services, we specialize in all aspects of boiler services across North West London. As Gas Safe registered and accredited installers for Worcester Bosch, Vaillant, and Baxi, we provide professional boiler installation, repairs, and annual servicing for residential and commercial properties.

Whether you need a new energy-efficient combi boiler installation, emergency breakdown repairs, or annual boiler servicing to keep your heating system running smoothly, our experienced engineers deliver reliable solutions with industry-leading warranties. We work with all major boiler brands including Worcester Bosch, Vaillant, Baxi, Ideal, and Viessmann.

Our boiler installation service includes a comprehensive survey, removal of old boiler, installation of your new boiler with all controls, full system flush, and certification. All our installations come with manufacturer warranties of up to 10 years when combined with our annual servicing plans. We offer 24/7 emergency call-out for boiler breakdowns because we understand how critical heating and hot water are to your home or business.

Finance Available
Same-Day Installation
10-Year Warranties
Gas Safe engineer installing new boiler

Our Boiler Services

Complete boiler solutions for your home or business

Boiler Installation

New boiler installation with all major brands. Combi, system, and regular boilers. Up to 10-year manufacturer warranty included.

  • Free home survey
  • Same-day installation
  • Old boiler removal included

Boiler Repairs

Fast boiler repairs for all makes and models. Experienced engineers with genuine spare parts. Same-day service available.

  • All brands covered
  • Genuine spare parts
  • 12-month repair warranty

Annual Boiler Servicing

Regular boiler servicing to maintain efficiency and safety. Required for warranty validation. Gas Safe certification provided.

  • Safety checks included
  • Gas Safe certificate
  • Maintenance plan discounts

Emergency Breakdown

24/7 emergency boiler repair service. No heating or hot water? We'll get you back up and running fast.

  • 24/7 availability
  • Rapid response
  • Fixed call-out fee

Boiler Upgrades

Upgrade to a modern energy-efficient boiler. Save up to 30% on energy bills. Finance options available.

  • Energy-efficient models
  • Smart controls included
  • Finance available

Power Flushing

Central heating system power flushing to remove sludge and improve boiler efficiency. Extends boiler life.

  • ✓ Improves efficiency
  • ✓ Reduces noise
  • ✓ Extends boiler life

Boiler Brands We Install & Service

We're accredited installers for leading boiler manufacturers

Worcester Bosch Logo

Worcester Bosch

✓ Accredited Installer
Vaillant Logo

Vaillant

Baxi Logo

Baxi

Ideal Boilers Logo

Ideal

Viessmann Logo

Viessmann

Potterton Logo

Potterton

Accredited Installer - Worcester Bosch, Vaillant & Baxi

As accredited installers for Worcester Bosch, Vaillant, and Baxi, we offer extended manufacturer warranties on new boiler installations per manufacturer terms. We install and service all major boiler brands with the same high standards of workmanship and customer care.

See Our Work in Action

Real projects, real results. See the transformations we've delivered for our clients across North West London.

Ready to Transform Your Space?

Get your free, no-obligation quote today. Our experts are ready to help.

Why Choose OHM for Boiler Services?

Gas Safe Registered

All engineers fully Gas Safe registered and accredited installers for Worcester Bosch, Vaillant & Baxi.

5-10 Year Warranties

Extended manufacturer warranties (5-10 years depending on manufacturer) on new boiler installations with annual servicing plans.

Competitive Pricing

Fair prices with transparent quotes. Finance options available on new installations.

Expert Engineers

Over 20 years' experience with 1,750+ five-star reviews from satisfied customers.

Frequently Asked Questions

Get answers to common questions about our services

Still Have Questions?

Our team is here to help. Contact us for personalized advice and free quotes.

Need a New Boiler or Emergency Repair?

Get a free quote or call us for immediate boiler breakdown assistance