{"epc":{"lmkKey":"954982589922013061910234430738977","currentEnergyRating":"D","potentialEnergyRating":"B","currentEnergyEfficiency":55,"potentialEnergyEfficiency":87,"totalFloorArea":82,"lodgementDate":"2013-06-19","address":"17, Martyns Avenue, Seven Sisters","postcode":"SA10 9DP","propertyType":"House","builtForm":"Semi-Detached","wallsDescription":"Granite or whinstone, as built, no insulation (assumed)","roofDescription":"Pitched, 200 mm loft insulation","mainHeatingDescription":"Boiler and radiators, mains gas","windowsDescription":"Fully double glazed","heatingCostCurrent":762,"heatingCostPotential":435,"hotWaterCostCurrent":84,"hotWaterCostPotential":61,"lightingCostCurrent":70,"lightingCostPotential":47,"energyConsumptionCurrent":276,"co2EmissionsCurrent":4.4}}