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

Insulation prevents heat moving in and out of a building. This makes it even more important for buildings with cooling systems which can benefit in both hot and cold weather.

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

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.

Cavity wall insulation can help prevent heat loss through your walls. Consider getting this retro-fitted if you still have uninsulated walls.

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

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 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.

Solid brick walls can be insulated internally or externally to reduce heat loss.

Thermostatic radiator valves (TRVs) help ensure your heating is evenly distributed where you need it. Check them to make sure they are set properly so each area reaches the temperature you need and gets no hotter.