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.

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.

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

Fitting a new insulating jacket to a bare hot water tank can save over £100 per year. Costing just a few pounds, the investment can pay itself off in a few months.

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

Building Management Systems (BMS) are great for controlling your building systems efficiently, but only if they have been properly set up! Check your system is properly configured.

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.

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.

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.

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.