Central Heating in Greater London (97)

Looking for central heating installation or repairs in London? We’ll help you find the right central heating engineer near you, without the guesswork.

With Checkatrade, you can compare central heating engineers in London, read reviews, see credentials, and even post a job for free. From fixing a leak to installing a full system, get it sorted by a checked tradesperson who's committed to quality.

What to expect from hiring a central heating engineer in London

From quick fixes to full installations, here’s what you can typically expect.

Popular central heating services in London include:

• Central heating installation (gas, electric, oil)
• Boiler servicing and repairs
• Radiator replacement
• Central heating flush or power flush
• Leak detection and repairs

Average central heating costs in London:

• Gas boiler service: £80 - £120

• Electric combi boiler service: £70 - £100

• Central heating installation (2-bed house): £3,000 - £4,500

• Central heating installation (3-bed house): £4,000 - £6,000

• Power flush: £300 - £700

What's included in a typical quote:

• Labour costs
• Materials (e.g. radiators, pipes)
• Boiler unit (if installing)
• Removal of old system
• Testing and certification

Enter your postcode to find checked central heating services in your area.

What to check for from a central heating company in London

• Gas Safe registration (for gas work)
• Public Liability Insurance
• Clear quote breakdown
• Reviews and customer ratings

Timeframes for common central heating jobs

• Boiler service: 1-2 hours
• Power flush: Half to full day
• Full installation: 2-5 days

Central heating in London: Homeowners vs renters

Homeowners:

• You're responsible for installing, maintaining, or upgrading your system
• Keep records of servicing for warranty and safety
• If selling, boiler certificates may be required

Renters:

• Heating issues should be reported to your landlord or letting agent
• They’re responsible for repairs and safety checks
• Emergencies (like no heating in winter) must be resolved quickly by law

If you're unsure, contact Citizens Advice or your local council for guidance.

Emergency central heating help in London

When things go wrong, fast action matters. These are common urgent problems:

• No heating or hot water
• Boiler leaking or making loud noises
• Sudden pressure loss
• Faulty thermostats or radiators
• Carbon monoxide warning alarm triggered

Find a central heating engineer in London for the job you need

• Full central heating installations
• Power flushing and radiator flushing
• Emergency boiler repair
• Boiler upgrades or replacements
• Radiator fitting and valve replacements
• Leak detection
• System diagnostics

You can also use our Post a Job tool to let heating engineers come to you.