{
  "name": "-",
  "uprn": 12457,
  "roofs": [
    {
      "description": "Average thermal transmittance 0.10 W/m²K",
      "energy_efficiency_rating": 5,
      "environmental_efficiency_rating": 5
    }
  ],
  "walls": [
    {
      "description": "Average thermal transmittance 0.10 W/m²K",
      "energy_efficiency_rating": 5,
      "environmental_efficiency_rating": 5
    }
  ],
  "floors": [
    {
      "description": "Average thermal transmittance 0.09 W/m²K",
      "energy_efficiency_rating": 5,
      "environmental_efficiency_rating": 5
    }
  ],
  "status": "entered",
  "tenure": "ND",
  "windows": {
    "description": "High performance glazing",
    "energy_efficiency_rating": 5,
    "environmental_efficiency_rating": 5
  },
  "addendum": {
    "stone_walls": "true",
    "system_build": "true"
  },
  "lighting": {
    "description": "Low energy lighting in all fixed outlets",
    "energy_efficiency_rating": 5,
    "environmental_efficiency_rating": 5
  },
  "postcode": "LS0 0AA",
  "data_type": 2,
  "hot_water": {
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    "environmental_efficiency_rating": 2
  },
  "post_town": "Town",
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  "orientation": 6,
  "region_code": 3,
  "report_type": 3,
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    "water_heating_code": 903,
    "hot_water_store_size": 210,
    "main_heating_details": [
      {
        "main_fuel_type": 39,
        "main_heating_code": 691,
        "emitter_temperature": "NA",
        "main_heating_number": 1,
        "main_heating_control": 2603,
        "main_heating_category": 10,
        "main_heating_fraction": 1,
        "main_heating_data_source": 3
      }
    ],
    "has_hot_water_cylinder": "true",
    "immersion_heating_type": 1,
    "has_cylinder_thermostat": "true",
    "hot_water_store_heat_loss": 1.31,
    "has_fixed_air_conditioning": "false",
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    "is_cylinder_in_heated_space": "true",
    "hot_water_store_heat_loss_source": 2
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  "sap_version": 9.92,
  "schema_type": "SAP-Schema-18.0.0",
  "uprn_source": "Energy Assessor",
  "country_code": "ENG",
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    {
      "description": "Room heaters, electric",
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      "environmental_efficiency_rating": 2
    }
  ],
  "air_tightness": {
    "description": "Air permeability 0.7 m³/h.m² (as tested)",
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    "environmental_efficiency_rating": 5
  },
  "dwelling_type": "Mid-terrace house",
  "language_code": 1,
  "property_type": 0,
  "address_line_1": "30 Lovely Place",
  "address_line_2": "Nice Road",
  "assessment_date": "2021-01-01",
  "assessment_type": "SAP",
  "completion_date": "2021-01-01",
  "inspection_date": "2021-01-01",
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    "ventilation_type": 8,
    "extract_fans_count": 0,
    "open_fireplaces_count": 0,
    "sheltered_sides_count": 3,
    "flueless_gas_fires_count": 0,
    "mechanical_vent_duct_type": 2,
    "mechanical_vent_duct_insulation": 2,
    "mechanical_ventilation_data_source": 1,
    "mechanical_vent_system_index_number": 500482,
    "is_mechanical_vent_approved_installer_scheme": "true"
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  "sap_data_version": 9.92,
  "sap_flat_details": {
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  "total_floor_area": 117,
  "transaction_type": 6,
  "conservatory_type": 1,
  "registration_date": "2021-01-01",
  "sap_energy_source": {
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      {
        "pitch": 2,
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        "orientation": 6,
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        "pv_connection": 2
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    ],
    "electricity_tariff": 1,
    "wind_turbines_count": 0,
    "wind_turbine_terrain_type": 1,
    "fixed_lighting_outlets_count": 20,
    "low_energy_fixed_lighting_outlets_count": 20,
    "low_energy_fixed_lighting_outlets_percentage": 100
  },
  "sap_opening_types": [
    {
      "name": "Doors",
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      "data_source": 2,
      "glazing_type": 1
    },
    {
      "name": "Windows - W-001A",
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      "frame_factor": 0.85,
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      "solar_transmittance": 0.52
    },
    {
      "name": "Windows - W-001B",
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      "frame_factor": 0.84,
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      "solar_transmittance": 0.52
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    {
      "name": "W-003 Louvre system",
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      "solar_transmittance": 0
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    {
      "name": "Window - W-003R",
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    {
      "name": "Sliding door - EX002A",
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      "solar_transmittance": 0.52
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    {
      "name": "EX002B Louvre system",
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      "solar_transmittance": 0
    },
    {
      "name": "Window - EX002B",
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      "frame_factor": 0.84,
      "glazing_type": 12,
      "solar_transmittance": 0.53
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  ],
  "secondary_heating": {
    "description": "None",
    "energy_efficiency_rating": 0,
    "environmental_efficiency_rating": 0
  },
  "lzc_energy_sources": [
    11,
    9
  ],
  "sap_building_parts": [
    {
      "sap_roofs": [
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          "name": "Roof 1",
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      ],
      "sap_walls": [
        {
          "name": "External Wall 1",
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          "is_curtain_walling": "false"
        },
        {
          "name": "Party Wall 0",
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          "wall_type": 4,
          "total_wall_area": 129.44
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      ],
      "identifier": "Main Dwelling",
      "overshading": 2,
      "sap_openings": [
        {
          "name": "Opening 1",
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          "width": 2.23,
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          "location": "External Wall 1",
          "orientation": 0
        },
        {
          "name": "Opening 2",
          "type": "Windows - W-001A",
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          "orientation": 6
        },
        {
          "name": "Opening 3",
          "type": "W-003 Louvre system",
          "width": 0.63,
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          "location": "External Wall 1",
          "orientation": 6
        },
        {
          "name": "Opening 4",
          "type": "Window - W-003R",
          "width": 2.38,
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          "location": "External Wall 1",
          "orientation": 6
        },
        {
          "name": "Opening 5",
          "type": "Sliding door - EX002A",
          "width": 5.37,
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          "orientation": 6
        },
        {
          "name": "Opening 6",
          "type": "Windows - W-001A",
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          "height": 1,
          "location": "External Wall 1",
          "orientation": 2
        },
        {
          "name": "Opening 7",
          "type": "Windows - W-001B",
          "width": 2.06,
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          "location": "External Wall 1",
          "orientation": 2
        },
        {
          "name": "Opening 8",
          "type": "Window - W-003R",
          "width": 1.18,
          "height": 1,
          "location": "External Wall 1",
          "orientation": 2
        },
        {
          "name": "Opening 9",
          "type": "EX002B Louvre system",
          "width": 0.95,
          "height": 1,
          "location": "External Wall 1",
          "orientation": 2
        },
        {
          "name": "Opening 10",
          "type": "Window - EX002B",
          "width": 4.73,
          "height": 1,
          "location": "External Wall 1",
          "orientation": 2
        }
      ],
      "construction_year": 2017,
      "sap_thermal_bridges": {
        "thermal_bridges": [
          {
            "length": 13.13,
            "psi_value": 0.07,
            "psi_value_source": 3,
            "thermal_bridge_type": "E2"
          },
          {
            "length": 9.7,
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          },
          {
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          {
            "length": 9.64,
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          },
          {
            "length": 19.28,
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          },
          {
            "length": 9.84,
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          },
          {
            "length": 32.08,
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          },
          {
            "length": 32.28,
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          },
          {
            "length": 16.14,
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          },
          {
            "length": 16.14,
            "psi_value": 0.005,
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          }
        ],
        "thermal_bridge_code": 5
      },
      "building_part_number": 1,
      "sap_floor_dimensions": [
        {
          "storey": 0,
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          "heat_loss_area": 38.91,
          "total_floor_area": 38.91
        },
        {
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        {
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      ],
      "thermal_mass_parameter": 100
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  "heating_cost_current": {
    "value": 133,
    "currency": "GBP"
  },
  "co2_emissions_current": 1.3,
  "energy_rating_average": 60,
  "energy_rating_current": 88,
  "lighting_cost_current": {
    "value": 86,
    "currency": "GBP"
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  "main_heating_controls": [
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      "description": "Programmer and appliance thermostats",
      "energy_efficiency_rating": 4,
      "environmental_efficiency_rating": 4
    }
  ],
  "has_hot_water_cylinder": "true",
  "heating_cost_potential": {
    "value": 136,
    "currency": "GBP"
  },
  "hot_water_cost_current": {
    "value": 361,
    "currency": "GBP"
  },
  "suggested_improvements": [
    {
      "sequence": 1,
      "typical_saving": {
        "value": 184,
        "currency": "GBP"
      },
      "indicative_cost": "£4,000 - £6,000",
      "improvement_type": "N",
      "improvement_details": {
        "improvement_number": 19
      },
      "improvement_category": 5,
      "energy_performance_rating": 93,
      "environmental_impact_rating": 94
    }
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  "co2_emissions_potential": 0.8,
  "energy_rating_potential": 93,
  "lighting_cost_potential": {
    "value": 86,
    "currency": "GBP"
  },
  "schema_version_original": "18.0.0",
  "hot_water_cost_potential": {
    "value": 175,
    "currency": "GBP"
  },
  "is_in_smoke_control_area": "unknown",
  "renewable_heat_incentive": {
    "rhi_new_dwelling": {
      "space_heating": 413,
      "water_heating": 1890
    }
  },
  "seller_commission_report": "Y",
  "energy_consumption_current": 64,
  "has_fixed_air_conditioning": "false",
  "multiple_glazed_percentage": 100,
  "calculation_software_version": "4.14r16",
  "energy_consumption_potential": 39,
  "environmental_impact_current": 89,
  "current_energy_efficiency_band": "B",
  "environmental_impact_potential": 94,
  "has_heated_separate_conservatory": "false",
  "potential_energy_efficiency_band": "A",
  "co2_emissions_current_per_floor_area": 11
}