{"epc":{"lmkKey":"65d809d3098df2041b11716d925caf87c8bc35505af93464db8954f7ba2e6b08","currentEnergyRating":"C","potentialEnergyRating":"B","currentEnergyEfficiency":78,"potentialEnergyEfficiency":82,"totalFloorArea":112,"lodgementDate":"2025-07-05","address":"18 Marbeck Close","postcode":"SN25 2LT","propertyType":"House","builtForm":"Mid-Terrace","wallsDescription":"Cavity wall, as built, insulated (assumed)","roofDescription":"Pitched, 225 mm loft insulation","mainHeatingDescription":"Boiler and radiators, mains gas","windowsDescription":"Fully double glazed","heatingCostCurrent":631,"heatingCostPotential":631,"hotWaterCostCurrent":222,"hotWaterCostPotential":222,"lightingCostCurrent":81,"lightingCostPotential":81,"energyConsumptionCurrent":117,"co2EmissionsCurrent":2.4}}