{"epc":{"lmkKey":"7f3b50055a801943e01fe2d8b8f6f6f763876e069e653cb93fe54a009a1992a9","currentEnergyRating":"C","potentialEnergyRating":"C","currentEnergyEfficiency":73,"potentialEnergyEfficiency":78,"totalFloorArea":90,"lodgementDate":"2025-08-14","address":"42 Martyns Avenue, Seven Sisters","postcode":"SA10 9DR","propertyType":"House","builtForm":"Semi-Detached","wallsDescription":"Sandstone, with internal insulation","roofDescription":"Pitched, 300 mm loft insulation","mainHeatingDescription":"Boiler and radiators, mains gas","windowsDescription":"Fully double glazed","heatingCostCurrent":689,"heatingCostPotential":689,"hotWaterCostCurrent":236,"hotWaterCostPotential":236,"lightingCostCurrent":62,"lightingCostPotential":62,"energyConsumptionCurrent":144,"co2EmissionsCurrent":2.3}}