Improve insulation in your home
Lower the thermostat temperature
Use a programmable or smart thermostat
Heat water only when needed
Turn off the boiler when away for long periods
Reduce hot water usage
Fix leaks in the heating system
Bleed radiators regularly
Service the boiler regularly
Use off-peak electricity rates if available
Run the boiler during cheaper tariff hours
Zone heating to warm only occupied rooms
Close doors and curtains to retain heat
Install radiator reflectors
Upgrade to energy-efficient controls
Replace old radiators or inefficient components
Descale the system if hard water is an issue
Keep boiler settings at the lowest effective level
Avoid overheating rooms
Compare electricity suppliers and tariffs