UK prices 2025�26
How Much Does a Gas Boiler Cost?
Complete guide to UK gas boiler prices. Combi, system and regular boilers compared.
Gas Boiler Prices
| Type | Boiler Only | Installed | Best For |
|---|---|---|---|
| Combi | \u00a3600\u20132,000 | \u00a31,500\u20134,000 | Most homes, 1 bathroom |
| System | \u00a3700\u20132,200 | \u00a31,800\u20134,500 | Larger homes, 2+ bathrooms |
| Regular | \u00a3500\u20131,500 | \u00a31,500\u20133,800 | Existing traditional systems |
Average Annual Gas Bill
\u00a3900\u20131,200
3-bed semi, combi boiler
Average Lifespan
12\u201315 years
With annual servicing
Efficiency
90\u201394%
Modern condensing boilers