When did you last test your carbon monoxide alarm? Make sure it works when you need it by testing it weekly. #TestItTuesday

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.

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.

Check the programmer on your heating and hot water to make sure the timings match your needs. If you don’t have a seven-day programmer fitted consider getting one.

Washing a small load of clothes? Check you washing machine’s settings to see if you can use the “half load” programme to save water and energy.

When was the last time you switched energy supplier. Regularly changing to the right tariff can save you money by reducing your energy costs. If you rent a property and pay the energy bills yourself the law says you should be able to choose your own energy supplier.

Draught excluders are a cheap way of cutting out the chill from poorly fitting doors and windows. Most are also easy to fit, a simple DIY task.

Thermal or heavy blinds and curtains can help trap heat and reduce draughts. Close them at night to reduce heating bills.

Keeping the oven door closed while you are cooking helps keep your oven at a stable temperature. It can also improve your cooking whilst saving you energy.

Some vulnerable people need to keep their homes warmer than normal. However, most of us can save money and energy by dressing for the weather and putting on a jumper before turning up the heating.