Both new and existing customers can take advantage of the new deal, providing they pay online or by Direct Debit.
According to the Scotsman, the dual-fuel tariff works out at an average of £975 a year, based upon typical usage levels.
Earlier this month, the Energy Saving Trust reported that 41 per cent of Scots are worried about being able to afford their energy bills this winter.
According to the research, 56 per cent of also knew someone else who would struggle to pay their bills meaning many people could potentially benefit from using price comparison websites.
Click here to run an energy price comparison, and see if you could be paying less for your gas and electricity.