{"epc":{"lmkKey":"154794810812018111419411698989652","currentEnergyRating":"C","potentialEnergyRating":"B","currentEnergyEfficiency":75,"potentialEnergyEfficiency":85,"totalFloorArea":308,"lodgementDate":"2018-11-14","address":"20, Back Poplar Terrace, Royston","postcode":"S71 4DU","propertyType":"House","builtForm":"Mid-Terrace","wallsDescription":"Solid brick, as built, no insulation (assumed)","roofDescription":"Pitched, 300 mm loft insulation","mainHeatingDescription":"Boiler and radiators, mains gas","windowsDescription":"Fully double glazed","heatingCostCurrent":1298,"heatingCostPotential":932,"hotWaterCostCurrent":134,"hotWaterCostPotential":110,"lightingCostCurrent":170,"lightingCostPotential":170,"energyConsumptionCurrent":144,"co2EmissionsCurrent":7.8}}