{"epc":{"lmkKey":"1557914375652017071908095897030959","currentEnergyRating":"D","potentialEnergyRating":"B","currentEnergyEfficiency":64,"potentialEnergyEfficiency":88,"totalFloorArea":60,"lodgementDate":"2017-07-19","address":"29, Old Forge Way, Sawston","postcode":"CB22 3BZ","propertyType":"House","builtForm":"Semi-Detached","wallsDescription":"Cavity wall, filled cavity","roofDescription":"Pitched, 250 mm loft insulation","mainHeatingDescription":"Boiler and radiators, mains gas","windowsDescription":"Fully double glazed","heatingCostCurrent":421,"heatingCostPotential":339,"hotWaterCostCurrent":183,"hotWaterCostPotential":67,"lightingCostCurrent":64,"lightingCostPotential":47,"energyConsumptionCurrent":269,"co2EmissionsCurrent":2.8}}