{
  "uprn": 12457,
  "roofs": [
    {
      "description": "Average thermal transmittance 0.15 W/m²K",
      "energy_efficiency_rating": 4,
      "environmental_efficiency_rating": 4
    }
  ],
  "walls": [
    {
      "description": "Average thermal transmittance 0.30 W/m²K",
      "energy_efficiency_rating": 4,
      "environmental_efficiency_rating": 4
    }
  ],
  "floors": [
    {
      "description": "Average thermal transmittance 0.18 W/m²K",
      "energy_efficiency_rating": 5,
      "environmental_efficiency_rating": 5
    }
  ],
  "status": "entered",
  "windows": {
    "description": "Fully double glazed",
    "energy_efficiency_rating": 4,
    "environmental_efficiency_rating": 4
  },
  "lighting": {
    "description": "Low energy lighting in 33% of fixed outlets",
    "energy_efficiency_rating": 3,
    "environmental_efficiency_rating": 3
  },
  "postcode": "AA1 1AA",
  "data_type": 2,
  "hot_water": {
    "description": "From main system",
    "energy_efficiency_rating": 4,
    "environmental_efficiency_rating": 4
  },
  "post_town": "Town",
  "built_form": 4,
  "living_area": 12.04,
  "orientation": 0,
  "region_code": 15,
  "report_type": 3,
  "sap_heating": {
    "thermal_store": 1,
    "has_solar_panel": "false",
    "water_fuel_type": 1,
    "water_heating_code": 901,
    "main_heating_details": [
      {
        "main_fuel_type": 1,
        "heat_emitter_type": 1,
        "boiler_index_number": 9901,
        "is_flue_fan_present": "true",
        "main_heating_number": 1,
        "main_heating_control": 2106,
        "is_interlocked_system": "true",
        "main_heating_category": 2,
        "main_heating_fraction": 1,
        "main_heating_data_source": 1,
        "has_delayed_start_thermostat": "false",
        "load_or_weather_compensation": 0,
        "is_central_heating_pump_in_heated_space": "true"
      }
    ],
    "has_hot_water_cylinder": "false",
    "has_fixed_air_conditioning": "false",
    "secondary_heating_category": 1
  },
  "sap_version": 9.9,
  "schema_type": "SAP-Schema-16.1",
  "uprn_source": "Energy Assessor",
  "country_code": "EAW",
  "main_heating": [
    {
      "description": "Boiler and radiators, mains gas",
      "energy_efficiency_rating": 4,
      "environmental_efficiency_rating": 4
    }
  ],
  "air_tightness": {
    "description": "Air permeability 7.7 m³/h.m² (as tested)",
    "energy_efficiency_rating": 3,
    "environmental_efficiency_rating": 3
  },
  "dwelling_type": "Mid-terrace house",
  "language_code": 1,
  "property_type": 0,
  "address_line_1": "28, Place Drive",
  "schema_version": "LIG-16.0",
  "assessment_date": "2013-01-12",
  "assessment_type": "SAP",
  "completion_date": "2013-01-12",
  "inspection_date": "2013-01-12",
  "sap_ventilation": {
    "psv_count": 0,
    "pressure_test": 1,
    "air_permeability": 7.7,
    "open_flues_count": 0,
    "ventilation_type": 1,
    "extract_fans_count": 3,
    "open_fireplaces_count": 0,
    "sheltered_sides_count": 2,
    "flueless_gas_fires_count": 0
  },
  "total_floor_area": 59,
  "transaction_type": 6,
  "conservatory_type": 1,
  "registration_date": "2013-01-12",
  "restricted_access": 0,
  "sap_energy_source": {
    "electricity_tariff": 1,
    "wind_turbines_count": 0,
    "wind_turbine_terrain_type": 2,
    "fixed_lighting_outlets_count": 9,
    "low_energy_fixed_lighting_outlets_count": 3,
    "low_energy_fixed_lighting_outlets_percentage": 33
  },
  "sap_opening_types": [
    {
      "name": 1,
      "type": 1,
      "u_value": 1.57,
      "data_source": 2,
      "glazing_type": 1
    },
    {
      "name": 2,
      "type": 4,
      "u_value": 1.9,
      "frame_type": 2,
      "data_source": 3,
      "glazing_gap": 3,
      "frame_factor": 0.7,
      "glazing_type": 6,
      "isargonfilled": "false",
      "solar_transmittance": 0.63
    },
    {
      "name": 4,
      "type": 2,
      "u_value": 1.9,
      "data_source": 2,
      "glazing_type": 6
    }
  ],
  "secondary_heating": {
    "description": "None",
    "energy_efficiency_rating": 0,
    "environmental_efficiency_rating": 0
  },
  "lzc_energy_sources": [
    9
  ],
  "sap_building_parts": [
    {
      "sap_roofs": [
        {
          "name": "Roof 1",
          "u_value": 0.15,
          "roof_type": 2,
          "description": "Roof 1",
          "total_roof_area": 29.25
        }
      ],
      "sap_walls": [
        {
          "name": "Wall 1",
          "u_value": 0.3,
          "wall_type": 2,
          "description": "Wall 1",
          "total_wall_area": 38.69,
          "is_curtain_walling": "false"
        },
        {
          "name": "Wall 2",
          "u_value": 0.3,
          "wall_type": 2,
          "description": "High step",
          "total_wall_area": 2.25,
          "is_curtain_walling": "false"
        },
        {
          "name": "Wall 3",
          "u_value": 0.3,
          "wall_type": 2,
          "description": "low step",
          "total_wall_area": 2.25,
          "is_curtain_walling": "false"
        }
      ],
      "identifier": "Main Dwelling",
      "overshading": 2,
      "sap_openings": [
        {
          "name": 1,
          "type": 1,
          "width": 0.93,
          "height": 2.1,
          "location": "Wall 1",
          "orientation": 0
        },
        {
          "name": 2,
          "type": 2,
          "width": 1.77,
          "height": 1.35,
          "location": "Wall 1",
          "orientation": 1
        },
        {
          "name": 3,
          "type": 2,
          "width": 1.2,
          "height": 1.05,
          "location": "Wall 1",
          "orientation": 1
        },
        {
          "name": 4,
          "type": 4,
          "width": 0.93,
          "height": 2.1,
          "location": "Wall 1",
          "orientation": 0
        },
        {
          "name": 5,
          "type": 2,
          "width": 1.2,
          "height": 1.05,
          "location": "Wall 1",
          "orientation": 5
        },
        {
          "name": 6,
          "type": 2,
          "width": 1.77,
          "height": 1.05,
          "location": "Wall 1",
          "orientation": 5
        }
      ],
      "construction_year": 2012,
      "sap_thermal_bridges": {
        "thermal_bridge_code": 4,
        "user_defined_y_value": 0.08,
        "calculation_reference": "ACDs"
      },
      "building_part_number": 1,
      "sap_floor_dimensions": [
        {
          "storey": 0,
          "u_value": 0.18,
          "floor_type": 2,
          "description": "Floor 1",
          "storey_height": 2.37,
          "heat_loss_area": 29.25,
          "total_floor_area": 29.25
        },
        {
          "storey": 1,
          "u_value": 0,
          "floor_type": 3,
          "storey_height": 2.59,
          "heat_loss_area": 0,
          "total_floor_area": 29.25
        }
      ],
      "thermal_mass_parameter": 250
    }
  ],
  "bedf_revision_number": 333,
  "heating_cost_current": 236,
  "co2_emissions_current": 1.3,
  "energy_rating_average": 60,
  "energy_rating_current": 79,
  "lighting_cost_current": 66,
  "main_heating_controls": [
    {
      "description": "Programmer, room thermostat and TRVs",
      "energy_efficiency_rating": 4,
      "environmental_efficiency_rating": 4
    }
  ],
  "has_hot_water_cylinder": "false",
  "heating_cost_potential": 240,
  "hot_water_cost_current": 76,
  "suggested_improvements": [
    {
      "sequence": 1,
      "typical_saving": 23,
      "indicative_cost": "£15",
      "improvement_type": "E",
      "improvement_details": {
        "improvement_number": 35
      },
      "improvement_category": 1,
      "energy_performance_rating": 80,
      "environmental_impact_rating": 84
    },
    {
      "sequence": 2,
      "typical_saving": 25,
      "indicative_cost": "£4,000 - £6,000",
      "improvement_type": "N",
      "improvement_details": {
        "improvement_number": 19
      },
      "improvement_category": 3,
      "energy_performance_rating": 81,
      "environmental_impact_rating": 86
    },
    {
      "sequence": 3,
      "typical_saving": 226,
      "indicative_cost": "£11,000 - £20,000",
      "improvement_type": "U",
      "improvement_details": {
        "improvement_number": 34
      },
      "improvement_category": 3,
      "energy_performance_rating": 94,
      "environmental_impact_rating": 98
    },
    {
      "sequence": 4,
      "typical_saving": 19,
      "indicative_cost": "£1,500 - £4,000",
      "improvement_type": "V",
      "improvement_details": {
        "improvement_number": 44
      },
      "improvement_category": 3,
      "energy_performance_rating": 95,
      "environmental_impact_rating": 99
    }
  ],
  "co2_emissions_potential": 1.2,
  "energy_rating_potential": 80,
  "lighting_cost_potential": 39,
  "hot_water_cost_potential": 76,
  "is_in_smoke_control_area": "unknown",
  "renewable_heat_incentive": {
    "rhi_new_dwelling": {
      "space_heating": 1867,
      "water_heating": 1839
    }
  },
  "seller_commission_report": "Y",
  "energy_consumption_current": 119,
  "has_fixed_air_conditioning": "false",
  "calculation_software_version": 5.4,
  "energy_consumption_potential": 110,
  "environmental_impact_current": 83,
  "current_energy_efficiency_band": "C",
  "environmental_impact_potential": 84,
  "has_heated_separate_conservatory": "false",
  "potential_energy_efficiency_band": "C",
  "co2_emissions_current_per_floor_area": 22
}