Model/backend/epc_api/json_samples/RdSAP-Schema-17.0/epc.json
2026-04-09 14:47:54 +01:00

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{
"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
}