{"epc":{"lmkKey":"1230852369402014110310390526940278","currentEnergyRating":"B","potentialEnergyRating":"A","currentEnergyEfficiency":84,"potentialEnergyEfficiency":96,"totalFloorArea":84,"lodgementDate":"2014-11-03","address":"15, Old Royston Avenue, Royston","postcode":"S71 4FZ","propertyType":"House","builtForm":"Mid-Terrace","wallsDescription":"Average thermal transmittance 0.27 W/m-¦K","roofDescription":"Average thermal transmittance 0.19 W/m-¦K","mainHeatingDescription":"Boiler and radiators, mains gas","windowsDescription":"High performance glazing","heatingCostCurrent":231,"heatingCostPotential":231,"hotWaterCostCurrent":81,"hotWaterCostPotential":49,"lightingCostCurrent":54,"lightingCostPotential":54,"energyConsumptionCurrent":82,"co2EmissionsCurrent":1.2}}