Model/backend/epc_api/json_samples/SAP-Schema-16.3/rdsap.json
2026-04-09 14:47:54 +01:00

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{
"uprn": 12457,
"roofs": [
{
"description": "Pitched, 200 mm loft insulation",
"energy_efficiency_rating": 4,
"environmental_efficiency_rating": 4
}
],
"walls": [
{
"description": "Cavity wall, as built, insulated (assumed)",
"energy_efficiency_rating": 4,
"environmental_efficiency_rating": 4
}
],
"floors": [
{
"description": "Suspended, no insulation (assumed)",
"energy_efficiency_rating": 0,
"environmental_efficiency_rating": 0
}
],
"status": "entered",
"tenure": 2,
"windows": [
{
"description": "Fully double glazed",
"energy_efficiency_rating": 3,
"environmental_efficiency_rating": 3
}
],
"lighting": {
"description": "Low energy lighting in 71% of fixed outlets",
"energy_efficiency_rating": 5,
"environmental_efficiency_rating": 5
},
"postcode": "AA1 1AA",
"hot_water": {
"description": "Electric immersion, off-peak",
"energy_efficiency_rating": 3,
"environmental_efficiency_rating": 1
},
"post_town": "Town",
"built_form": 2,
"door_count": 2,
"glazed_area": 1,
"region_code": 6,
"report_type": 2,
"sap_heating": {
"wwhrs": {
"rooms_with_bath_and_or_shower": 1,
"rooms_with_mixer_shower_no_bath": 0,
"rooms_with_bath_and_mixer_shower": 0
},
"cylinder_size": 4,
"water_heating_code": 903,
"water_heating_fuel": 29,
"secondary_fuel_type": 29,
"main_heating_details": [
{
"has_fghrs": "N",
"main_fuel_type": 29,
"heat_emitter_type": 0,
"main_heating_number": 1,
"main_heating_control": 2401,
"main_heating_category": 7,
"main_heating_fraction": 1,
"sap_main_heating_code": 401,
"main_heating_data_source": 2
}
],
"immersion_heating_type": 1,
"secondary_heating_type": 691,
"cylinder_insulation_type": 2,
"has_fixed_air_conditioning": "false",
"cylinder_insulation_thickness": 25
},
"sap_version": 9.91,
"schema_type": "SAP-Schema-16.3",
"uprn_source": "Energy Assessor",
"country_code": "EAW",
"main_heating": [
{
"description": "Electric storage heaters",
"energy_efficiency_rating": 3,
"environmental_efficiency_rating": 1
}
],
"dwelling_type": "Semi-detached house",
"language_code": 1,
"property_type": 0,
"address_line_1": "11, Some Close",
"address_line_2": "Long Itchington",
"schema_version": "LIG-16.1",
"assessment_type": "RdSAP",
"completion_date": "2014-12-06",
"inspection_date": "2014-12-05",
"extensions_count": 0,
"measurement_type": 1,
"total_floor_area": 70,
"transaction_type": 8,
"conservatory_type": 1,
"heated_room_count": 3,
"registration_date": "2014-12-06",
"restricted_access": 0,
"sap_energy_source": {
"main_gas": "N",
"meter_type": 1,
"photovoltaic_supply": {
"percent_roof_area": 0
},
"wind_turbines_count": 0,
"wind_turbines_terrain_type": 2
},
"secondary_heating": {
"description": "Room heaters, electric",
"energy_efficiency_rating": 0,
"environmental_efficiency_rating": 0
},
"lzc_energy_sources": [
9
],
"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": 2.3,
"floor_insulation": 1,
"total_floor_area": 35.159,
"floor_construction": 3,
"heat_loss_perimeter": 16.837
},
{
"floor": 1,
"room_height": 2.3,
"total_floor_area": 35.159,
"heat_loss_perimeter": 16.837
}
],
"wall_insulation_type": 4,
"construction_age_band": "H",
"wall_thickness_measured": "Y",
"roof_insulation_location": 2,
"roof_insulation_thickness": "200mm"
}
],
"low_energy_lighting": 71,
"solar_water_heating": "N",
"bedf_revision_number": 370,
"habitable_room_count": 3,
"heating_cost_current": {
"value": 611,
"currency": "GBP"
},
"insulated_door_count": 0,
"co2_emissions_current": 5.9,
"energy_rating_average": 60,
"energy_rating_current": 59,
"lighting_cost_current": {
"value": 65,
"currency": "GBP"
},
"main_heating_controls": [
{
"description": "Manual charge control",
"energy_efficiency_rating": 2,
"environmental_efficiency_rating": 2
}
],
"multiple_glazing_type": 1,
"open_fireplaces_count": 0,
"has_hot_water_cylinder": "true",
"heating_cost_potential": {
"value": 471,
"currency": "GBP"
},
"hot_water_cost_current": {
"value": 226,
"currency": "GBP"
},
"mechanical_ventilation": 0,
"percent_draughtproofed": 100,
"suggested_improvements": [
{
"sequence": 1,
"typical_saving": {
"value": 88,
"currency": "GBP"
},
"indicative_cost": "£800 - £1,200",
"improvement_type": "W",
"improvement_details": {
"improvement_number": 47
},
"improvement_category": 5,
"energy_performance_rating": 63,
"environmental_impact_rating": 41
},
{
"sequence": 2,
"typical_saving": {
"value": 35,
"currency": "GBP"
},
"indicative_cost": "£15 - £30",
"improvement_type": "C",
"improvement_details": {
"improvement_number": 2
},
"improvement_category": 5,
"energy_performance_rating": 65,
"environmental_impact_rating": 43
},
{
"sequence": 3,
"typical_saving": {
"value": 11,
"currency": "GBP"
},
"indicative_cost": "£10",
"improvement_type": "E",
"improvement_details": {
"improvement_number": 35
},
"improvement_category": 5,
"energy_performance_rating": 65,
"environmental_impact_rating": 44
},
{
"sequence": 4,
"typical_saving": {
"value": 100,
"currency": "GBP"
},
"indicative_cost": "£900 - £1,200",
"improvement_type": "L",
"improvement_details": {
"improvement_number": 25
},
"improvement_category": 5,
"energy_performance_rating": 69,
"environmental_impact_rating": 47
},
{
"sequence": 5,
"typical_saving": {
"value": 44,
"currency": "GBP"
},
"indicative_cost": "£4,000 - £6,000",
"improvement_type": "N",
"improvement_details": {
"improvement_number": 19
},
"improvement_category": 5,
"energy_performance_rating": 71,
"environmental_impact_rating": 52
},
{
"sequence": 6,
"typical_saving": {
"value": 261,
"currency": "GBP"
},
"indicative_cost": "£9,000 - £14,000",
"improvement_type": "U",
"improvement_details": {
"improvement_number": 34
},
"improvement_category": 5,
"energy_performance_rating": 83,
"environmental_impact_rating": 62
},
{
"sequence": 7,
"typical_saving": {
"value": 22,
"currency": "GBP"
},
"indicative_cost": "£1,500 - £4,000",
"improvement_type": "V",
"improvement_details": {
"improvement_number": 44
},
"improvement_category": 5,
"energy_performance_rating": 84,
"environmental_impact_rating": 63
}
],
"co2_emissions_potential": 3.1,
"energy_rating_potential": 84,
"lighting_cost_potential": {
"value": 51,
"currency": "GBP"
},
"alternative_improvements": [
{
"sequence": 1,
"typical_saving": {
"value": 50,
"currency": "GBP"
},
"improvement_type": "J2",
"improvement_details": {
"improvement_number": 54
},
"improvement_category": 6,
"energy_performance_rating": 68,
"environmental_impact_rating": 88
},
{
"sequence": 2,
"typical_saving": {
"value": 178,
"currency": "GBP"
},
"improvement_type": "Z1",
"improvement_details": {
"improvement_number": 51
},
"improvement_category": 6,
"energy_performance_rating": 75,
"environmental_impact_rating": 76
},
{
"sequence": 3,
"typical_saving": {
"value": 179,
"currency": "GBP"
},
"improvement_type": "Z3",
"improvement_details": {
"improvement_number": 53
},
"improvement_category": 6,
"energy_performance_rating": 73,
"environmental_impact_rating": 72
}
],
"hot_water_cost_potential": {
"value": 105,
"currency": "GBP"
},
"renewable_heat_incentive": {
"water_heating": 3424,
"space_heating_existing_dwelling": 7554
},
"seller_commission_report": "Y",
"energy_consumption_current": 473,
"has_fixed_air_conditioning": "false",
"multiple_glazed_proportion": 100,
"calculation_software_version": 8.3,
"energy_consumption_potential": 247,
"environmental_impact_current": 37,
"fixed_lighting_outlets_count": 7,
"current_energy_efficiency_band": "D",
"environmental_impact_potential": 63,
"has_heated_separate_conservatory": "false",
"potential_energy_efficiency_band": "B",
"co2_emissions_current_per_floor_area": 84,
"low_energy_fixed_lighting_outlets_count": 5
}