Energy efficiency

Energy calculator

Use the energy running cost calculator to estimate annual running costs and carbon emissions for thousands of appliances and electricals.

TREC Electricity MonitorTREC Electricity Monitor

Best for: both monitoring overall electricity usage and monitoring costs of individual appliances

TREC is a wireless electricity monitor which shows you just how much total electricity you are using throughout your home- lights, appliances and any electrical heaters. Find how much this is costing you and how much carbon is being generated.

It is easy to install, easy to read and easy to use. The memory feature shows you just how much electricity you are currently using. By using the template monitoring table below, you can also use the TREC monitor to calculate costs of individual appliances.

If you lose or damage any of the components of the energy monitor or fail to return it within two months then you will be liable to pay replacement costs of £30.

 

Energy calculator

Use the energy running cost calculator to estimate annual running costs and carbon emissions for thousands of appliances and electricals.