However, many consumers are not acting on their concerns, the helpline claimed.
Julian Troake, energy surveyor, and spokesperson for the organisation noted that people on benefits or aged over 70 years can receive free cavity and loft insulation, which can save more than £265 a year on fuel bills, which would "keep your house warmer and keep your bills down".
Mr Troake also advised homeowners to act now ahead of the winter months.
"Keep your house insulated before the mad rush comes to insulate your home, don’t wait," he said.
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