HEATING · UPDATED 2026-04-01
Central Heating Installation Cost London 2026
£3,500 – £8,000 full system
Installing a full central heating system in a London property costs £3,500–£8,000 depending on property size and complexity. LPG Gas Safe engineers design and install complete heating systems.
Central Heating price breakdown — London 2026
| Job | Price range | Unit |
|---|---|---|
| 1-bed flat · full system | £3,500 – £5,000 | full job |
| 2-bed house · full system | £4,500 – £6,500 | full job |
| 3-bed house · full system | £5,500 – £8,000 | full job |
| Additional radiator supply & fit | £200 – £400 | per radiator |
What affects the price
- Property size. Larger properties need more radiators and longer pipe runs, increasing cost.
- Boiler type. Combi boilers are generally cheaper to install than system or regular boilers.
- Existing infrastructure. Fitting central heating where none exists costs more than upgrading an existing system.
Frequently asked questions
How long does central heating installation take?
A full central heating installation takes 3–7 days depending on property size and complexity.
Related cost guides
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