Energy Performance

  • Certification

      Certificate Expiration

      Data Type: Date

      PostalAddress

      Applies To: PostalAddress
      Price: £0.30
      Always offered
      Requires a licence
      Variable Identifier:
      https://api.whenfresh.com/vars/communities.gov.uk/Domestic Energy Performance Certificates#Energy/Performance/Certification/Certificate Expiration

      Certificate Number

      Data Type: String

      PostalAddress

      Applies To: PostalAddress
      Price: £0.30
      Always offered
      Requires a licence
      Variable Identifier:
      https://api.whenfresh.com/vars/communities.gov.uk/Domestic Energy Performance Certificates#Energy/Performance/Certification/Certificate Number

      Current CO₂ Emissions (tonnes per year)

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Price: £0.30
      Always offered
      Requires a licence
      Variable Identifier:
      https://api.whenfresh.com/vars/communities.gov.uk/Domestic Energy Performance Certificates#Energy/Performance/Certification/Current CO₂ Emissions (tonnes per year)

      Current CO₂ Emmisions (tonnes per year per m²)

      Data Type: Decimal

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,035,075
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Current CO₂ Emmisions (tonnes per year per m²)

      Current CO₂ Emmisions (tonnes per year)

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,035,075
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Current CO₂ Emmisions (tonnes per year)

      Current Energy Consumption (kWh per year per m²)

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,035,075
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Current Energy Consumption (kWh per year per m²)

      Current Energy Consumption (kWh per year)

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,035,075
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Current Energy Consumption (kWh per year)

      Current Energy Efficiency

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Price: £0.30
      Always offered
      Requires a licence
      Variable Identifier:
      https://api.whenfresh.com/vars/communities.gov.uk/Domestic Energy Performance Certificates#Energy/Performance/Certification/Current Energy Efficiency

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,035,075
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Current Energy Efficiency

      Current Energy Rating

      Data Type: Char

      PostalAddress

      Values
      A
      B
      C
      D
      E
      F
      G
      X
      Applies To: PostalAddress
      Price: £0.30
      Always offered
      Requires a licence
      Variable Identifier:
      https://api.whenfresh.com/vars/communities.gov.uk/Domestic Energy Performance Certificates#Energy/Performance/Certification/Current Energy Rating

      PostalAddress

      Values Tally
      A 33,366
      B 1,964,190
      C 4,747,172
      D 6,335,221
      E 2,359,459
      F 469,820
      G 125,779
      Applies To: PostalAddress
      Tally: 16,035,007
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Current Energy Rating

      Current Environmental Impact

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,035,075
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Current Environmental Impact

      Current Heating Cost (£ per year)

      Data Type: Money

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,035,075
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Current Heating Cost (£ per year)

      Current Hot Water Cost (£ per year)

      Data Type: Money

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,035,075
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Current Hot Water Cost (£ per year)

      Current Lighting Cost (£ per year)

      Data Type: Money

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,035,075
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Current Lighting Cost (£ per year)

      Electricity Tariff

      Data Type: String

      PostalAddress

      Values Tally
      24 HOUR 6,703
      DUAL 1,747,210
      DUAL (24 HOUR) 10,627
      OFF-PEAK 10 HOUR 119,038
      OFF-PEAK 18 HOUR 1,411
      OFF-PEAK 7 HOUR 534,980
      SINGLE 10,187,065
      STANDARD TARIFF 2,038,046
      UNKNOWN 1,379,077
      Applies To: PostalAddress
      Tally: 16,024,157
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Electricity Tariff

      Floor Average Thermal Transmittance (W per m²K)

      Data Type: Decimal

      PostalAddress

      Applies To: PostalAddress
      Tally: 1,504,869
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Floor Average Thermal Transmittance (W per m²K)

      Floor Energy Efficiency Category

      Data Type: String

      PostalAddress

      Values Tally
      AVERAGE 12,189
      GOOD 223,599
      NOT ASSESSED 14,529,963
      POOR 11,233
      VERY GOOD 1,250,510
      VERY POOR 7,581
      Applies To: PostalAddress
      Tally: 16,035,075
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Floor Energy Efficiency Category

      Floor Energy Efficiency Rating

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,035,075
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Floor Energy Efficiency Rating

      Floor Environmental Efficiency Category

      Data Type: String

      PostalAddress

      Values Tally
      AVERAGE 12,189
      GOOD 223,599
      NOT ASSESSED 14,529,963
      POOR 11,233
      VERY GOOD 1,250,510
      VERY POOR 7,581
      Applies To: PostalAddress
      Tally: 16,035,075
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Floor Environmental Efficiency Category

      Floor Environmental Efficiency Rating

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,035,075
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Floor Environmental Efficiency Rating

      Hot Water Energy Efficiency Category

      Data Type: String

      PostalAddress

      Values Tally
      AVERAGE 2,242,178
      GOOD 10,730,103
      NOT ASSESSED 30,789
      POOR 1,063,940
      VERY GOOD 983,386
      VERY POOR 984,679
      Applies To: PostalAddress
      Tally: 16,035,075
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Hot Water Energy Efficiency Category

      Hot Water Energy Efficiency Rating

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,035,075
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Hot Water Energy Efficiency Rating

      Hot Water Environmental Efficiency Category

      Data Type: String

      PostalAddress

      Values Tally
      AVERAGE 1,537,353
      GOOD 11,029,404
      NOT ASSESSED 32,520
      POOR 1,865,467
      VERY GOOD 986,993
      VERY POOR 583,338
      Applies To: PostalAddress
      Tally: 16,035,075
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Hot Water Environmental Efficiency Category

      Hot Water Environmental Efficiency Rating

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,035,075
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Hot Water Environmental Efficiency Rating

      Lighting Energy Efficiency Category

      Data Type: String

      PostalAddress

      Values Tally
      AVERAGE 2,440,544
      GOOD 2,748,768
      NOT ASSESSED 20,015
      POOR 1,443,199
      VERY GOOD 7,232,183
      VERY POOR 2,150,366
      Applies To: PostalAddress
      Tally: 16,035,075
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Lighting Energy Efficiency Category

      Lighting Energy Efficiency Rating

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,035,075
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Lighting Energy Efficiency Rating

      Lighting Environmental Efficiency Category

      Data Type: String

      PostalAddress

      Values Tally
      AVERAGE 2,441,656
      GOOD 2,749,887
      NOT ASSESSED 14,564
      POOR 1,443,850
      VERY GOOD 7,233,955
      VERY POOR 2,151,163
      Applies To: PostalAddress
      Tally: 16,035,075
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Lighting Environmental Efficiency Category

      Lighting Environmental Efficiency Rating

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,035,075
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Lighting Environmental Efficiency Rating

      Main Heating Controls Energy Efficiency Category

      Data Type: String

      PostalAddress

      Values Tally
      AVERAGE 4,570,776
      GOOD 8,103,763
      NOT ASSESSED 26,226
      POOR 1,338,756
      VERY GOOD 1,148,376
      VERY POOR 847,178
      Applies To: PostalAddress
      Tally: 16,035,075
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Main Heating Controls Energy Efficiency Category

      Main Heating Controls Energy Efficiency Rating

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,035,075
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Main Heating Controls Energy Efficiency Rating

      Main Heating Controls Environmental Efficiency Category

      Data Type: String

      PostalAddress

      Values Tally
      AVERAGE 4,570,776
      GOOD 8,103,763
      NOT ASSESSED 26,226
      POOR 1,338,756
      VERY GOOD 1,148,376
      VERY POOR 847,178
      Applies To: PostalAddress
      Tally: 16,035,075
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Main Heating Controls Environmental Efficiency Category

      Main Heating Controls Environmental Efficiency Rating

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,035,075
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Main Heating Controls Environmental Efficiency Rating

      Main Heating Energy Efficiency Category

      Data Type: String

      PostalAddress

      Values Tally
      AVERAGE 1,596,506
      GOOD 12,502,728
      NOT ASSESSED 30,682
      POOR 456,904
      VERY GOOD 725,872
      VERY POOR 722,383
      Applies To: PostalAddress
      Tally: 16,035,075
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Main Heating Energy Efficiency Category

      Main Heating Energy Efficiency Rating

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,035,075
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Main Heating Energy Efficiency Rating

      Main Heating Environmental Efficiency Category

      Data Type: String

      PostalAddress

      Values Tally
      AVERAGE 684,101
      GOOD 12,674,103
      NOT ASSESSED 30,663
      POOR 658,887
      VERY GOOD 900,549
      VERY POOR 1,086,772
      Applies To: PostalAddress
      Tally: 16,035,075
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Main Heating Environmental Efficiency Category

      Main Heating Environmental Efficiency Rating

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,035,075
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Main Heating Environmental Efficiency Rating

      Potential CO₂ Emissions (tonnes per year)

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Price: £0.30
      Always offered
      Requires a licence
      Variable Identifier:
      https://api.whenfresh.com/vars/communities.gov.uk/Domestic Energy Performance Certificates#Energy/Performance/Certification/Potential CO₂ Emissions (tonnes per year)

      Potential CO₂ Emmisions (tonnes per year)

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,035,051
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Potential CO₂ Emmisions (tonnes per year)

      Potential Energy Consumption (kWh per year per m²)

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,034,994
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Potential Energy Consumption (kWh per year per m²)

      Potential Energy Consumption (kWh per year)

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,034,753
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Potential Energy Consumption (kWh per year)

      Potential Energy Efficiency

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Price: £0.30
      Always offered
      Requires a licence
      Variable Identifier:
      https://api.whenfresh.com/vars/communities.gov.uk/Domestic Energy Performance Certificates#Energy/Performance/Certification/Potential Energy Efficiency

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,034,698
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Potential Energy Efficiency

      Potential Energy Rating

      Data Type: Char

      PostalAddress

      Values
      A
      B
      C
      D
      E
      F
      G
      X
      Applies To: PostalAddress
      Price: £0.30
      Always offered
      Requires a licence
      Variable Identifier:
      https://api.whenfresh.com/vars/communities.gov.uk/Domestic Energy Performance Certificates#Energy/Performance/Certification/Potential Energy Rating

      PostalAddress

      Values Tally
      A 1,037,536
      B 7,425,752
      C 5,980,396
      D 1,269,171
      E 250,833
      F 55,529
      G 15,390
      Applies To: PostalAddress
      Tally: 16,034,607
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Potential Energy Rating

      Potential Environmental Impact

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,034,458
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Potential Environmental Impact

      Potential Heating Cost (£ per year)

      Data Type: Money

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,034,197
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Potential Heating Cost (£ per year)

      Potential Hot Water Cost (£ per year)

      Data Type: Money

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,033,832
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Potential Hot Water Cost (£ per year)

      Potential Lighting Cost (£ per year)

      Data Type: Money

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,033,828
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Potential Lighting Cost (£ per year)

      Property has Heat Pump Installed

      Data Type: Boolean

      PostalAddress

      Applies To: PostalAddress
      Tally: 137,960
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Property has Heat Pump Installed

      Property has Solar Water Heating

      Data Type: Boolean

      PostalAddress

      Applies To: PostalAddress
      Tally: 9,649,391
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Property has Solar Water Heating

      Property Heat Pump Source

      Data Type: String

      PostalAddress

      Values Tally
      AIR 118,640
      EXHAUST 468
      GROUND 17,733
      SOLAR 14
      WATER 1,104
      Applies To: PostalAddress
      Tally: 137,959
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Property Heat Pump Source

      Property Mechanical Ventilation Type

      Data Type: String

      PostalAddress

      Values Tally
      MECHANICAL VENTILATION (EXTRACT ONLY) 83,740
      MECHANICAL VENTILATION (SUPPLY & EXTRACT) 33,197
      NATURAL VENTILATION 13,882,144
      Applies To: PostalAddress
      Tally: 13,999,081
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Property Mechanical Ventilation Type

      Property Type

      Data Type: String

      PostalAddress

      Applies To: PostalAddress
      Price: £0.30
      Always offered
      Requires a licence
      Variable Identifier:
      https://api.whenfresh.com/vars/communities.gov.uk/Domestic Energy Performance Certificates#Energy/Performance/Certification/Property Type

      Roof Average Thermal Transmittance (W per m²K)

      Data Type: Decimal

      PostalAddress

      Applies To: PostalAddress
      Tally: 1,551,759
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Roof Average Thermal Transmittance (W per m²K)

      Roof Energy Efficiency Category

      Data Type: String

      PostalAddress

      Values Tally
      AVERAGE 2,490,259
      GOOD 5,853,381
      NOT ASSESSED 2,694,000
      POOR 746,685
      VERY GOOD 2,159,894
      VERY POOR 2,088,557
      Applies To: PostalAddress
      Tally: 16,032,776
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Roof Energy Efficiency Category

      Roof Energy Efficiency Rating

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,032,620
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Roof Energy Efficiency Rating

      Roof Environmental Efficiency Category

      Data Type: String

      PostalAddress

      Values Tally
      AVERAGE 2,490,237
      GOOD 5,853,329
      NOT ASSESSED 2,693,911
      POOR 746,675
      VERY GOOD 2,159,881
      VERY POOR 2,088,521
      Applies To: PostalAddress
      Tally: 16,032,554
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Roof Environmental Efficiency Category

      Roof Environmental Efficiency Rating

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,032,383
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Roof Environmental Efficiency Rating

      Space Heating Usage (kWh per year)

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Price: £0.30
      Always offered
      Requires a licence
      Variable Identifier:
      https://api.whenfresh.com/vars/communities.gov.uk/Domestic Energy Performance Certificates#Energy/Performance/Certification/Space Heating Usage (kWh per year)

      Total Floor Area (m²)

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Price: £0.30
      Always offered
      Requires a licence
      Variable Identifier:
      https://api.whenfresh.com/vars/communities.gov.uk/Domestic Energy Performance Certificates#Energy/Performance/Certification/Total Floor Area (m²)

      Walls Average Thermal Transmittance (W per m²K)

      Data Type: Decimal

      PostalAddress

      Applies To: PostalAddress
      Tally: 2,012,943
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Walls Average Thermal Transmittance (W per m²K)

      Walls Energy Efficiency Category

      Data Type: String

      PostalAddress

      Values Tally
      AVERAGE 1,463,254
      GOOD 6,510,736
      NOT ASSESSED 14,511
      POOR 2,536,486
      VERY GOOD 1,860,167
      VERY POOR 3,645,991
      Applies To: PostalAddress
      Tally: 16,031,145
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Walls Energy Efficiency Category

      Walls Energy Efficiency Rating

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,031,145
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Walls Energy Efficiency Rating

      Walls Environmental Efficiency Category

      Data Type: String

      PostalAddress

      Values Tally
      AVERAGE 1,463,254
      GOOD 6,510,736
      NOT ASSESSED 14,511
      POOR 2,536,486
      VERY GOOD 1,860,167
      VERY POOR 3,645,991
      Applies To: PostalAddress
      Tally: 16,031,145
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Walls Environmental Efficiency Category

      Walls Environmental Efficiency Rating

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,031,145
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Walls Environmental Efficiency Rating

      Water Heating Usage (kWh per year)

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Price: £0.30
      Always offered
      Requires a licence
      Variable Identifier:
      https://api.whenfresh.com/vars/communities.gov.uk/Domestic Energy Performance Certificates#Energy/Performance/Certification/Water Heating Usage (kWh per year)

      Windows Energy Efficiency Category

      Data Type: String

      PostalAddress

      Values Tally
      AVERAGE 8,312,886
      GOOD 4,503,671
      NOT ASSESSED 14,231
      POOR 620,510
      VERY GOOD 1,741,016
      VERY POOR 838,831
      Applies To: PostalAddress
      Tally: 16,031,145
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Windows Energy Efficiency Category

      Windows Energy Efficiency Rating

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,031,145
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Windows Energy Efficiency Rating

      Windows Environmental Efficiency Category

      Data Type: String

      PostalAddress

      Values Tally
      AVERAGE 8,312,886
      GOOD 4,503,671
      NOT ASSESSED 14,231
      POOR 620,510
      VERY GOOD 1,741,016
      VERY POOR 838,831
      Applies To: PostalAddress
      Tally: 16,031,145
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Windows Environmental Efficiency Category

      Windows Environmental Efficiency Rating

      Data Type: Integer

      PostalAddress

      Applies To: PostalAddress
      Tally: 16,031,145
      Price: £0.05
      Variable Identifier:
      https://api.whenfresh.com/vars/DLUHC/Domestic Energy Performance Certificates#Energy/Performance/Certification/Windows Environmental Efficiency Rating