Carbon monoxide is a silent killer. Every year in the UK it kills around 50 people and sends 4000 to A&E for emergency treatment. Make sure you get all your combustion appliances properly serviced and fit an alarm. Good quality alarms are available from most DIY suppliers and take minutes to fit. It could save your life!

If your charger has an LED to show it’s in use, it is still using energy until you switch it off at the wall or unplug it.

Boiling food on the hob? Only use the water you need to save energy.

Wash fruit and vegetables in a bowl, not under a running tap, to cut water use. Use the leftover water for your houseplants or patio pots.

Fill a jug with tap water and leave it to cool in your fridge. You’ll save water by not having to run the tap for ages to get a cold drink.

Thermostatic radiator valves (TRVs) only limit the maximum temperature areas reach. It is a common misconception that they change how quickly an area heats up. Don’t turn them up thinking the room will heat up quicker.

Make sure your radiators are clear so they can heat the space efficiently. Curtains or furniture can easily block them.

Use the sun to reduce your heating bills. Leave internal doors open to rooms which trap the sun so the heat can spread to other areas.

When cooking you can often use the residual heat to to save energy if you switch your cooker off just before you finish cooking. However, you still need to make sure that your food is properly cooked through.

Only fill your kettle with the water you need. You will save both water and energy.