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  • Image 2*Calculated using Energy Saving Trust figures for annual heat and hot water for an average 3 bed semi with limited heating controls of 15,100kWh for natural gas and 15,262kWh for oil, firmus energy Licence area domestic PAYG price of 4.122p/kWh and average price for home heating oil (January 2012 - December 2012) of 6.00p/kWh. Oil price figures taken from the Consumer Council NI Oil Survey which is conducted twice weekly and provides an average representation of the oil prices in NI at any one time. Not every town or supplier is represented. Calculation includes VAT and excludes boiler efficiencies, direct debit discount and insulation charges.
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  • Image 3*Discounts in comparison to the standard published unit rates for Airtricity Gas Supply (NI) Limited tariff (excluding direct debit discount) and Airtricity Gas Supply (NI) Limited Pay As You Go tariff. Terms and conditions apply. For more information call 0800 032 4567
  • Image 3*Defra: Carbon Dioxide Emission Factors for UK Energy Use 2010.
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