Use a microwave. Generally a microwave oven is the most efficient way to heat up and cook food.

Switch off radiators in any rooms you are not using regularly and keep internal doors shut to save energy.

A dripping tap can waste at least 5,500 litres of water a year. If this is hot water you’re also wasting the energy used to heat it. Get leaking taps fixed promptly.

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

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.

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.

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

Make sure your pans fully cover the rings on your hob to use all of the heat being provided. Use the right sized ring for the pan you are heating.

Spending one minute less in the shower each day will save up to £8 a year off your energy bills, per person. With a water meter this could save a further £11 off annual water and sewerage bills. If everyone in a four-person household did this it would lead to a total saving of £75 a year.

Keeping extract fans and vents clean and clear from obstruction reduces energy use and makes then work more efficiently.