{"epc":{"lmkKey":"1806546602222020062915522830918940","currentEnergyRating":"D","potentialEnergyRating":"B","currentEnergyEfficiency":68,"potentialEnergyEfficiency":83,"totalFloorArea":153,"lodgementDate":"2020-06-29","address":"42, Summer Lane, Royston","postcode":"S71 4SE","propertyType":"House","builtForm":"Semi-Detached","wallsDescription":"Cavity wall, filled cavity","roofDescription":"Pitched, 75 mm loft insulation","mainHeatingDescription":"Boiler and radiators, mains gas","windowsDescription":"Fully double glazed","heatingCostCurrent":830,"heatingCostPotential":696,"hotWaterCostCurrent":258,"hotWaterCostPotential":79,"lightingCostCurrent":97,"lightingCostPotential":97,"energyConsumptionCurrent":203,"co2EmissionsCurrent":5.6}}