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.

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.

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.

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.

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!

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.

Litter belongs in bins! Stuffing litter behind radiators not only prevents them working efficiently but can also be a fire risk.

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.

Still using tungsten, halogen or fluorescent bulbs? Changing to LED lighting can save energy and money.

Electric storage hot water units use energy all the time they are switched on. Consider fitting them with time switches so they are only working when they are needed.