{
  "uprn": 12457,
  "roofs": [
    {
      "description": {
        "value": "(another dwelling above)",
        "language": "1"
      },
      "energy_efficiency_rating": 0,
      "environmental_efficiency_rating": 0
    }
  ],
  "walls": [
    {
      "description": {
        "value": "System built, with internal insulation",
        "language": "1"
      },
      "energy_efficiency_rating": 4,
      "environmental_efficiency_rating": 4
    }
  ],
  "floors": [
    {
      "description": {
        "value": "(another dwelling below)",
        "language": "1"
      },
      "energy_efficiency_rating": 0,
      "environmental_efficiency_rating": 0
    }
  ],
  "status": "entered",
  "tenure": 2,
  "window": {
    "description": {
      "value": "Fully double glazed",
      "language": "1"
    },
    "energy_efficiency_rating": 3,
    "environmental_efficiency_rating": 3
  },
  "lighting": {
    "description": {
      "value": "Low energy lighting in 57% of fixed outlets",
      "language": "1"
    },
    "energy_efficiency_rating": 4,
    "environmental_efficiency_rating": 4
  },
  "postcode": "PT5 4RZ",
  "hot_water": {
    "description": {
      "value": "Electric immersion, off-peak",
      "language": "1"
    },
    "energy_efficiency_rating": 3,
    "environmental_efficiency_rating": 2
  },
  "post_town": "POSTTOWN",
  "built_form": 2,
  "door_count": 2,
  "glazed_area": 1,
  "glazing_gap": "16+",
  "region_code": 3,
  "report_type": 2,
  "sap_heating": {
    "cylinder_size": 2,
    "water_heating_code": 903,
    "water_heating_fuel": 29,
    "instantaneous_wwhrs": {
      "rooms_with_bath_and_or_shower": 1,
      "rooms_with_mixer_shower_no_bath": 0,
      "rooms_with_bath_and_mixer_shower": 0
    },
    "main_heating_details": [
      {
        "has_fghrs": "N",
        "main_fuel_type": 29,
        "heat_emitter_type": 0,
        "emitter_temperature": "NA",
        "main_heating_number": 1,
        "main_heating_control": 2401,
        "main_heating_category": 7,
        "main_heating_fraction": 1,
        "sap_main_heating_code": 402,
        "main_heating_data_source": 2
      }
    ],
    "immersion_heating_type": 1,
    "cylinder_insulation_type": 0,
    "has_fixed_air_conditioning": "false"
  },
  "sap_version": 9.92,
  "schema_type": "RdSAP-Schema-17.0",
  "uprn_source": "Energy Assessor",
  "country_code": "EAW",
  "main_heating": [
    {
      "description": {
        "value": "Electric storage heaters",
        "language": "1"
      },
      "energy_efficiency_rating": 3,
      "environmental_efficiency_rating": 1
    }
  ],
  "dwelling_type": {
    "value": "Mid-floor flat",
    "language": "1"
  },
  "language_code": 1,
  "property_type": 2,
  "address_line_1": "42, Moria Mines Lane",
  "assessment_type": "RdSAP",
  "completion_date": "2016-01-12",
  "inspection_date": "2016-01-12",
  "extensions_count": 0,
  "measurement_type": 1,
  "sap_flat_details": {
    "level": 2,
    "top_storey": "N",
    "flat_location": 1,
    "heat_loss_corridor": 0
  },
  "total_floor_area": 55,
  "transaction_type": 8,
  "conservatory_type": 1,
  "heated_room_count": 1,
  "pvc_window_frames": "true",
  "registration_date": "2016-01-12",
  "sap_energy_source": {
    "mains_gas": "N",
    "meter_type": 1,
    "photovoltaic_supply": {
      "none_or_no_details": {
        "pv_connection": 0,
        "percent_roof_area": 0
      }
    },
    "wind_turbines_count": 0,
    "wind_turbines_terrain_type": 2
  },
  "secondary_heating": {
    "description": {
      "value": "Portable electric heaters (assumed)",
      "language": "1"
    },
    "energy_efficiency_rating": 0,
    "environmental_efficiency_rating": 0
  },
  "lzc_energy_sources": [
    11
  ],
  "sap_building_parts": [
    {
      "identifier": "Main Dwelling",
      "wall_dry_lined": "N",
      "wall_thickness": 240,
      "floor_heat_loss": 6,
      "roof_construction": 3,
      "wall_construction": 8,
      "building_part_number": 1,
      "sap_floor_dimensions": [
        {
          "floor": 0,
          "room_height": {
            "value": 2.4,
            "quantity": "metres"
          },
          "total_floor_area": {
            "value": 54.6,
            "quantity": "square metres"
          },
          "party_wall_length": {
            "value": 7.3,
            "quantity": "metres"
          },
          "heat_loss_perimeter": {
            "value": 23.3,
            "quantity": "metres"
          }
        }
      ],
      "wall_insulation_type": 3,
      "construction_age_band": "D",
      "party_wall_construction": 0,
      "wall_thickness_measured": "Y",
      "roof_insulation_location": "ND",
      "roof_insulation_thickness": "ND",
      "wall_insulation_thickness": "50mm"
    }
  ],
  "low_energy_lighting": 57,
  "solar_water_heating": "N",
  "habitable_room_count": 3,
  "heating_cost_current": {
    "value": 214,
    "currency": "GBP"
  },
  "insulated_door_count": 0,
  "co2_emissions_current": 3.9,
  "energy_rating_average": 60,
  "energy_rating_current": 66,
  "lighting_cost_current": {
    "value": 61,
    "currency": "GBP"
  },
  "main_heating_controls": [
    {
      "description": {
        "value": "Manual charge control",
        "language": "1"
      },
      "energy_efficiency_rating": 2,
      "environmental_efficiency_rating": 2
    }
  ],
  "multiple_glazing_type": 3,
  "open_fireplaces_count": 0,
  "has_hot_water_cylinder": "true",
  "heating_cost_potential": {
    "value": 216,
    "currency": "GBP"
  },
  "hot_water_cost_current": {
    "value": 396,
    "currency": "GBP"
  },
  "mechanical_ventilation": 0,
  "percent_draughtproofed": 100,
  "suggested_improvements": [
    {
      "sequence": 1,
      "typical_saving": {
        "value": 158,
        "currency": "GBP"
      },
      "indicative_cost": "£15 - £30",
      "improvement_type": "C",
      "improvement_details": {
        "improvement_number": 1
      },
      "improvement_category": 5,
      "energy_performance_rating": 74,
      "environmental_impact_rating": 60
    },
    {
      "sequence": 2,
      "typical_saving": {
        "value": 14,
        "currency": "GBP"
      },
      "indicative_cost": "£15",
      "improvement_type": "E",
      "improvement_details": {
        "improvement_number": 35
      },
      "improvement_category": 5,
      "energy_performance_rating": 74,
      "environmental_impact_rating": 60
    },
    {
      "sequence": 3,
      "typical_saving": {
        "value": 64,
        "currency": "GBP"
      },
      "indicative_cost": "£1,200 - £1,800",
      "improvement_type": "L2",
      "improvement_details": {
        "improvement_number": 60
      },
      "improvement_category": 5,
      "energy_performance_rating": 78,
      "environmental_impact_rating": 64
    },
    {
      "sequence": 4,
      "typical_saving": {
        "value": 22,
        "currency": "GBP"
      },
      "indicative_cost": "£1,000",
      "improvement_type": "X",
      "improvement_details": {
        "improvement_number": 48
      },
      "improvement_category": 5,
      "energy_performance_rating": 79,
      "environmental_impact_rating": 66
    }
  ],
  "co2_emissions_potential": 2.5,
  "energy_rating_potential": 79,
  "lighting_cost_potential": {
    "value": 42,
    "currency": "GBP"
  },
  "schema_version_original": "LIG-17.0",
  "alternative_improvements": [
    {
      "sequence": 1,
      "typical_saving": {
        "value": 141,
        "currency": "GBP"
      },
      "improvement_type": "J2",
      "improvement_details": {
        "improvement_number": 54
      },
      "improvement_category": 6,
      "energy_performance_rating": 81,
      "environmental_impact_rating": 96
    },
    {
      "sequence": 2,
      "typical_saving": {
        "value": 118,
        "currency": "GBP"
      },
      "improvement_type": "Z1",
      "improvement_details": {
        "improvement_number": 51
      },
      "improvement_category": 6,
      "energy_performance_rating": 80,
      "environmental_impact_rating": 83
    }
  ],
  "hot_water_cost_potential": {
    "value": 154,
    "currency": "GBP"
  },
  "renewable_heat_incentive": {
    "water_heating": 4818,
    "space_heating_existing_dwelling": 2415
  },
  "energy_consumption_current": 427,
  "has_fixed_air_conditioning": "false",
  "multiple_glazed_proportion": 100,
  "calculation_software_version": "9.0.0",
  "energy_consumption_potential": 267,
  "environmental_impact_current": 48,
  "fixed_lighting_outlets_count": 7,
  "current_energy_efficiency_band": "D",
  "environmental_impact_potential": 66,
  "has_heated_separate_conservatory": "false",
  "potential_energy_efficiency_band": "C",
  "co2_emissions_current_per_floor_area": 72,
  "low_energy_fixed_lighting_outlets_count": 4
}