{"epc":{"lmkKey":"570407139062011020714260042948499","currentEnergyRating":"C","potentialEnergyRating":"C","currentEnergyEfficiency":77,"potentialEnergyEfficiency":78,"totalFloorArea":113.02,"lodgementDate":"2011-02-07","address":"22, Heron Walk, Waterbeach","postcode":"CB25 9BZ","propertyType":"House","builtForm":"Detached","wallsDescription":"Average thermal transmittance 0.31 W/m?K","roofDescription":"Average thermal transmittance 0.14 W/m?K","mainHeatingDescription":"Boiler and radiators, mains gas","windowsDescription":"Fully double glazed","heatingCostCurrent":427,"heatingCostPotential":435,"hotWaterCostCurrent":118,"hotWaterCostPotential":118,"lightingCostCurrent":108,"lightingCostPotential":62,"energyConsumptionCurrent":160,"co2EmissionsCurrent":3}}