{"epc":{"lmkKey":"391692340742009110216281361910228","currentEnergyRating":"E","potentialEnergyRating":"C","currentEnergyEfficiency":53,"potentialEnergyEfficiency":73,"totalFloorArea":43.41,"lodgementDate":"2009-11-02","address":"26, Nuns Orchard, Histon","postcode":"CB24 9EW","propertyType":"House","builtForm":"Semi-Detached","wallsDescription":"Cavity wall, as built, no insulation (assumed)","roofDescription":"Pitched, 75 mm loft insulation","mainHeatingDescription":"Boiler and radiators, mains gas","windowsDescription":"Partial secondary glazing","heatingCostCurrent":547,"heatingCostPotential":337,"hotWaterCostCurrent":116,"hotWaterCostPotential":91,"lightingCostCurrent":32,"lightingCostPotential":22,"energyConsumptionCurrent":503,"co2EmissionsCurrent":3.7}}