Central Heating London
Central heating repair, installation and servicing across all London boroughs. No heating or hot water? Our qualified engineers are available 24/7 with same-day service.
07456 975436Central heating installation in London costs £2,500–£5,000 for a full system including boiler. Servicing costs £80–£120 annually. All gas work must be carried out by a qualified engineer.
Central Heating Cost London - 2026 Prices
| Job Type | Typical Cost | Time |
|---|---|---|
| Annual boiler service | £80–£120 | 1–2 hours |
| New radiator installation | £150–£300 | 2–4 hours |
| Full system installation | £2,500–£5,000 | 2–4 days |
| Thermostatic valve replacement | £80–£150 | 1–2 hours |
| Zone valve replacement | £150–£250 | 2–3 hours |
| Cylinder replacement | £600–£1,200 | 4–6 hours |
* Prices are estimates for London. Fixed price confirmed before work begins.
Our Central Heating Services
From emergency repairs to full system installations, we cover everything your central heating system needs.
Central Heating Repair
Fast diagnosis and repair of all central heating faults - from no heat and pressure loss to strange noises and pump failures.
New System Installation
Full central heating system design and installation for new builds and property conversions. throughout.
System Upgrade
Upgrading from old gravity-fed systems to modern sealed pressurised systems with condensing boilers and smart controls.
Annual Servicing
Full annual service of your central heating system including boiler, pump, expansion vessel, and all controls.
Planned Preventative Maintenance (PPM)
Scheduled maintenance programmes to prevent breakdowns, extend system life, and keep your heating efficient year-round.
Central Heating Upgrades
Upgrade older, inefficient systems to modern high-efficiency setups with smart controls and improved energy performance.
Hot Water Cylinder Installation
Supply and installation of vented and unvented hot water cylinders, including thermal store units.
Unvented System Upgrades
Upgrade from vented to unvented (pressurised) hot water systems for improved flow rates and energy efficiency.
Trusted Central Heating Engineers Across London
When your central heating fails - especially in winter - you need a reliable engineer fast. We cover all 32 London boroughs with engineers positioned across the capital for rapid response times. Cold patches at the bottom of radiators, boiler kettling, or black water on bleeding all point to sludge build-up — see our dedicated power flush London service for what is involved and what it fixes.
All our central heating engineers are fully qualified and carry comprehensive public liability insurance. We provide fixed-price quotes before starting any work, so there are no nasty surprises on the invoice. For a transparent breakdown of what a proper system clean should cost, our power flush cost guide for London homes sets out honest 2026 market rates by radiator count and property size.
Smart Heating Controls
Upgrade your central heating with smart controls. We install and configure Nest, Hive, Tado, and other smart thermostats - giving you precise control over your heating from your phone and reducing energy bills by up to 30%.
Call for a quote → 07456 975436