Turning off heating to cut your energy bill could cost £20k – what you should do instead | Personal Finance | Finance
He continued: “Once we know it’s 200 watts and we know a Kilowatt is 1,000 watts which is how electricity tends to be priced, we know this is a fifth of a kilowatt.
“And you pay roughly 34p per kw per hour. A fifth is seven pence so you’re going to pay roughly seven pence per hour to run a dehumidifier at 200 watts assuming it uses full power the whole time, which is generally far far cheaper than putting the heating on.
“If a dehumidifier does work for you, it will definitely have lower electricity bills, but, of course, you do have the initial capital outlay of buying a dehumidifier and see how that works for you.”
Meanwhile, new research reveals nearly a quarter (24 percent) of UK homeowners with lofts say they do not have roof insulation – potentially costing them up to £355 a year on their energy bills.