MoneyWeek - Kefid

Dec 24, 2021 · Choosing a more efficient ©iStockphotos Turning the temperature down to 30°C can reduce electricity usage by 57% fridge-freezer could save up to £76 a year. Replacing an old G-rated gas boiler for a modern A-rated condensing one could save someone living in a typical semi £195 a year in heating costs, or £300 in a detached house.