UK prices 2025–26
How Much Does a Boiler Service Cost?
UK boiler service prices, what\'s included, how often, and when you need a new boiler instead.
Boiler Service Prices
One-off Service
£60–120
Gas Safe engineer, ~1 hour
Annual Cover Plan
£8–25/month
Service + breakdown cover
Landlord Gas Certificate
£60–90
CP12 \u— legally required annually
| Provider | One-off Service | Monthly Plan |
|---|---|---|
| British Gas | £99 | from £12/mo |
| Local Gas Safe engineer | £60–80 | \u— |
| HomeServe | £89 | from £8/mo |
| Boxt | £79 | from £11/mo |
Annual service keeps your warranty valid
Most boiler manufacturers require an annual service to maintain the warranty (typically 5-10 years). Skipping a service could void your warranty and leave you with a £2,000+ bill if it breaks.