How to Lower Your Utility Bills Through Smart Energy Usage
How to reduce energy use safely by targeting the biggest household loads, checking the tariff and avoiding advice that creates damp, cold or health risk.
Last reviewed: 6 July 2026 · UK guidance
In brief
The largest savings usually come from heating, hot water and high-use appliances, not repeatedly switching off tiny standby loads. Use meter data or bills to find the pattern before changing behaviour.
Do not underheat a home where damp, children, older people, disability or health conditions make cold dangerous. Financial support and housing repairs may matter more than behavioural savings.
Start with accurate consumption
Compare meter readings and seasonal use. Check boiler settings, hot-water schedule, immersion heaters, electric heaters and appliance faults. A smart meter displays use but does not reduce it by itself.
Improve heating control
Heat occupied rooms appropriately, use thermostats and timers, close curtains and reduce draughts where safe. Avoid blocking ventilation or turning heating so low that condensation and mould worsen.
Use appliances efficiently
Run full laundry and dishwasher loads, dry clothes with ventilation, avoid leaving immersion heating on unnecessarily and check old freezers or heaters. Choose changes that fit disability and caring routines.
Fix property and tariff problems
Report broken heating, insulation or damp to the landlord or housing provider. Check tariff, meter type, grants and hardship support. Consumption advice cannot fix an unaffordable price or defective home.
An energy-use review request
Use with a supplier, landlord or adviser.
Our energy use appears high because of [heating, hot water, equipment or property issue]. Please help separate tariff, meter accuracy and actual consumption, and explain safe changes, repairs or support. The household has these health or disability needs: [brief details].
A practical checklist
- Use readings to find major loads.
- Protect safe warmth and ventilation.
- Target heating and hot water first.
- Report property faults and check financial support.
Check the current information
These are the most relevant official or specialist places to confirm live rules, availability and application details.
gov.uk
Open official informationofgem.gov.uk
Open official informationmoneyhelper.org.uk
Open official informationChoose one next action
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