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

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

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.

Are your heating costs literally going through the roof? Check to ensure you have 250-270 mm of loose roll loft insulation and top up if necessary.

Properly used, dishwashers use less water and energy than washing dishes by hand. However, make sure you only wash full loads and don’t pre-rinse everything in the sink first unless it really needs it.

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.

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.

Boiling food on the hob? Only use the water you need to save 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.