The days are darker and the weather colder and millions up and down the country are turning their heating on again in November.

But with energy bills having gone up by 10 percent – or £149 – this winter, and further rises predicted in January, anyone thinking of turning on the heating is being urged to make one check using a piece of A4 paper, as it could save you a packet on your energy bills.

One savvy home owner has revealed their method to reduce the amount they spend running their