{
  "uprn": 12457,
  "roofs": [
    {
      "description": {
        "value": "Pitched, 100 mm loft insulation",
        "language": "1"
      },
      "energy_efficiency_rating": 3,
      "environmental_efficiency_rating": 3
    },
    {
      "description": {
        "value": "Pitched, insulated (assumed)",
        "language": "1"
      },
      "energy_efficiency_rating": 4,
      "environmental_efficiency_rating": 4
    }
  ],
  "walls": [
    {
      "description": {
        "value": "Cavity wall, filled cavity",
        "language": "1"
      },
      "energy_efficiency_rating": 4,
      "environmental_efficiency_rating": 4
    },
    {
      "description": {
        "value": "Cavity wall, as built, insulated (assumed)",
        "language": "1"
      },
      "energy_efficiency_rating": 4,
      "environmental_efficiency_rating": 4
    }
  ],
  "floors": [
    {
      "description": {
        "value": "Solid, no insulation (assumed)",
        "language": "1"
      },
      "energy_efficiency_rating": 0,
      "environmental_efficiency_rating": 0
    }
  ],
  "status": "entered",
  "tenure": 1,
  "window": {
    "description": {
      "value": "Fully double glazed",
      "language": "1"
    },
    "energy_efficiency_rating": 3,
    "environmental_efficiency_rating": 3
  },
  "lighting": {
    "description": {
      "value": "Low energy lighting in 23% of fixed outlets",
      "language": "1"
    },
    "energy_efficiency_rating": 2,
    "environmental_efficiency_rating": 2
  },
  "postcode": "PT42 5HL",
  "hot_water": {
    "description": {
      "value": "From main system",
      "language": "1"
    },
    "energy_efficiency_rating": 3,
    "environmental_efficiency_rating": 3
  },
  "post_town": "POSTTOWN",
  "built_form": 1,
  "door_count": 4,
  "glazed_area": 1,
  "glazing_gap": "16+",
  "region_code": 17,
  "report_type": 2,
  "sap_heating": {
    "cylinder_size": 2,
    "water_heating_code": 901,
    "water_heating_fuel": 28,
    "cylinder_thermostat": "Y",
    "instantaneous_wwhrs": {
      "rooms_with_bath_and_or_shower": 1,
      "rooms_with_mixer_shower_no_bath": 0,
      "rooms_with_bath_and_mixer_shower": 1
    },
    "secondary_fuel_type": 29,
    "main_heating_details": [
      {
        "has_fghrs": "N",
        "main_fuel_type": 28,
        "boiler_flue_type": 1,
        "fan_flue_present": "N",
        "heat_emitter_type": 1,
        "emitter_temperature": "NA",
        "main_heating_number": 1,
        "main_heating_control": 2104,
        "main_heating_category": 2,
        "main_heating_fraction": 1,
        "mcs_installed_heat_pump": "false",
        "main_heating_data_source": 1,
        "main_heating_index_number": 9049
      }
    ],
    "immersion_heating_type": "NA",
    "secondary_heating_type": 691,
    "cylinder_insulation_type": 1,
    "has_fixed_air_conditioning": "false",
    "cylinder_insulation_thickness": 12
  },
  "sap_version": 9.92,
  "schema_type": "RdSAP-Schema-17.1",
  "uprn_source": "Energy Assessor",
  "country_code": "EAW",
  "main_heating": [
    {
      "description": {
        "value": "Boiler and radiators, oil",
        "language": "1"
      },
      "energy_efficiency_rating": 3,
      "environmental_efficiency_rating": 3
    }
  ],
  "dwelling_type": {
    "value": "Detached house",
    "language": "1"
  },
  "language_code": 1,
  "property_type": 0,
  "address_line_1": "15, Hedge Lane",
  "address_line_2": "Lower Moria",
  "assessment_type": "RdSAP",
  "completion_date": "2018-05-29",
  "inspection_date": "2018-05-29",
  "extensions_count": 1,
  "measurement_type": 2,
  "total_floor_area": 101,
  "transaction_type": 1,
  "conservatory_type": 1,
  "heated_room_count": 7,
  "pvc_window_frames": "true",
  "registration_date": "2018-05-27",
  "sap_energy_source": {
    "mains_gas": "N",
    "meter_type": 2,
    "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": "Room heaters, electric",
      "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": 270,
      "floor_heat_loss": 7,
      "roof_construction": 4,
      "wall_construction": 4,
      "building_part_number": 1,
      "sap_floor_dimensions": [
        {
          "floor": 0,
          "room_height": {
            "value": 2.4,
            "quantity": "metres"
          },
          "floor_insulation": 1,
          "total_floor_area": {
            "value": 48.45,
            "quantity": "square metres"
          },
          "party_wall_length": {
            "value": 0,
            "quantity": "metres"
          },
          "floor_construction": 1,
          "heat_loss_perimeter": {
            "value": 22.3,
            "quantity": "metres"
          }
        },
        {
          "floor": 1,
          "room_height": {
            "value": 2.4,
            "quantity": "metres"
          },
          "total_floor_area": {
            "value": 48.45,
            "quantity": "square metres"
          },
          "party_wall_length": {
            "value": 0,
            "quantity": "metres"
          },
          "heat_loss_perimeter": {
            "value": 28.4,
            "quantity": "metres"
          }
        }
      ],
      "wall_insulation_type": 2,
      "construction_age_band": "G",
      "party_wall_construction": "NA",
      "wall_thickness_measured": "Y",
      "roof_insulation_location": 2,
      "roof_insulation_thickness": "100mm"
    },
    {
      "identifier": "Extension 1",
      "wall_dry_lined": "N",
      "wall_thickness": 260,
      "floor_heat_loss": 7,
      "roof_construction": 5,
      "wall_construction": 4,
      "building_part_number": 2,
      "sap_floor_dimensions": [
        {
          "floor": 0,
          "room_height": {
            "value": 2.4,
            "quantity": "metres"
          },
          "floor_insulation": 1,
          "total_floor_area": {
            "value": 21.84,
            "quantity": "square metres"
          },
          "party_wall_length": 0,
          "floor_construction": 1,
          "heat_loss_perimeter": {
            "value": 16.6,
            "quantity": "metres"
          }
        }
      ],
      "wall_insulation_type": 4,
      "construction_age_band": "H",
      "party_wall_construction": "NA",
      "wall_thickness_measured": "Y",
      "roof_insulation_location": 4,
      "roof_insulation_thickness": 0,
      "wall_insulation_thickness": "NI"
    }
  ],
  "low_energy_lighting": 23,
  "solar_water_heating": "N",
  "habitable_room_count": 7,
  "heating_cost_current": {
    "value": 659,
    "currency": "GBP"
  },
  "insulated_door_count": 0,
  "co2_emissions_current": 5.8,
  "energy_rating_average": 60,
  "energy_rating_current": 53,
  "lighting_cost_current": {
    "value": 115,
    "currency": "GBP"
  },
  "main_heating_controls": [
    {
      "description": {
        "value": "Programmer and room thermostat",
        "language": "1"
      },
      "energy_efficiency_rating": 3,
      "environmental_efficiency_rating": 3
    }
  ],
  "multiple_glazing_type": 3,
  "open_fireplaces_count": 0,
  "has_hot_water_cylinder": "true",
  "heating_cost_potential": {
    "value": 470,
    "currency": "GBP"
  },
  "hot_water_cost_current": {
    "value": 161,
    "currency": "GBP"
  },
  "mechanical_ventilation": 0,
  "percent_draughtproofed": 100,
  "suggested_improvements": [
    {
      "sequence": 1,
      "typical_saving": {
        "value": 25,
        "currency": "GBP"
      },
      "indicative_cost": "£100 - £350",
      "improvement_type": "A",
      "improvement_details": {
        "improvement_number": 5
      },
      "improvement_category": 5,
      "energy_performance_rating": 54,
      "environmental_impact_rating": 47
    },
    {
      "sequence": 2,
      "typical_saving": {
        "value": 87,
        "currency": "GBP"
      },
      "indicative_cost": "£4,000 - £6,000",
      "improvement_type": "W2",
      "improvement_details": {
        "improvement_number": 58
      },
      "improvement_category": 5,
      "energy_performance_rating": 58,
      "environmental_impact_rating": 52
    },
    {
      "sequence": 3,
      "typical_saving": {
        "value": 16,
        "currency": "GBP"
      },
      "indicative_cost": "£15 - £30",
      "improvement_type": "C",
      "improvement_details": {
        "improvement_number": 3
      },
      "improvement_category": 5,
      "energy_performance_rating": 59,
      "environmental_impact_rating": 53
    },
    {
      "sequence": 4,
      "typical_saving": {
        "value": 42,
        "currency": "GBP"
      },
      "indicative_cost": "£50",
      "improvement_type": "E",
      "improvement_details": {
        "improvement_number": 35
      },
      "improvement_category": 5,
      "energy_performance_rating": 61,
      "environmental_impact_rating": 54
    },
    {
      "sequence": 5,
      "typical_saving": {
        "value": 38,
        "currency": "GBP"
      },
      "indicative_cost": "£350 - £450",
      "improvement_type": "G",
      "improvement_details": {
        "improvement_number": 13
      },
      "improvement_category": 5,
      "energy_performance_rating": 62,
      "environmental_impact_rating": 56
    },
    {
      "sequence": 6,
      "typical_saving": {
        "value": 48,
        "currency": "GBP"
      },
      "indicative_cost": "£2,200 - £3,000",
      "improvement_type": "I",
      "improvement_details": {
        "improvement_number": 20
      },
      "improvement_category": 5,
      "energy_performance_rating": 65,
      "environmental_impact_rating": 59
    },
    {
      "sequence": 7,
      "typical_saving": {
        "value": 41,
        "currency": "GBP"
      },
      "indicative_cost": "£4,000 - £6,000",
      "improvement_type": "N",
      "improvement_details": {
        "improvement_number": 19
      },
      "improvement_category": 5,
      "energy_performance_rating": 68,
      "environmental_impact_rating": 62
    },
    {
      "sequence": 8,
      "typical_saving": {
        "value": 27,
        "currency": "GBP"
      },
      "indicative_cost": "£2,000",
      "improvement_type": "X",
      "improvement_details": {
        "improvement_number": 48
      },
      "improvement_category": 5,
      "energy_performance_rating": 69,
      "environmental_impact_rating": 64
    },
    {
      "sequence": 9,
      "typical_saving": {
        "value": 297,
        "currency": "GBP"
      },
      "indicative_cost": "£5,000 - £8,000",
      "improvement_type": "U",
      "improvement_details": {
        "improvement_number": 34
      },
      "improvement_category": 5,
      "energy_performance_rating": 78,
      "environmental_impact_rating": 72
    }
  ],
  "co2_emissions_potential": 2.7,
  "energy_rating_potential": 78,
  "lighting_cost_potential": {
    "value": 65,
    "currency": "GBP"
  },
  "schema_version_original": "LIG-17.1",
  "hot_water_cost_potential": {
    "value": 77,
    "currency": "GBP"
  },
  "renewable_heat_incentive": {
    "water_heating": 3301,
    "impact_of_loft_insulation": -565,
    "space_heating_existing_dwelling": 11351
  },
  "energy_consumption_current": 234,
  "has_fixed_air_conditioning": "false",
  "multiple_glazed_proportion": 100,
  "calculation_software_version": "v92.0.1.1",
  "energy_consumption_potential": 95,
  "environmental_impact_current": 46,
  "fixed_lighting_outlets_count": 13,
  "current_energy_efficiency_band": "E",
  "environmental_impact_potential": 72,
  "has_heated_separate_conservatory": "false",
  "potential_energy_efficiency_band": "C",
  "co2_emissions_current_per_floor_area": 57,
  "low_energy_fixed_lighting_outlets_count": 3
}