Boiler 63,810 12.3 2,555 0.5 Change heating to gas condensing boiler (fuel switch) Change heating to gas condensing boiler (fuel switch), and flue 150 0.0 gas heat recovery Change heating to gas condensing boiler (no fuel switch) 942 0.2 Change heating to gas condensing boiler (no fuel switch), and flue gas heat recovery 22 0.0 649 0.1 Condensing oil boiler Upgrade boiler, same fuel 57,395 11.0 2,097 0.4 Upgrade boiler, same fuel, and flue gas heat recovery Cavity wall insulation 65,606 12.6 Loft Insulation 76,832 14.8 73,098 14.1 Loft Insulation Room-in-roof insulation 3,734 0.7 Micro-generation 96,287 18.5 1,480 0.3 Air source heat pump with radiators 163 0.0 Air source heat pump with underfloor heating Biomass wood logs boiler 1,286 0.2 746 0.1 Biomass wood pellets room heater with boiler Ground source heat pump with radiators 322 0.1 89 0.0 Ground source heat pump with underfloor heating Micro-CHP 101 0.0 52,195 Photovoltaics 10.0 35,980 6.9 Solar water heating Wind turbine (on mast) 462 0.1 3,463 0.7 Wind turbine (roof mounted) 50,895 9.8 Other Heating Cylinder thermostat 6,937 1.3 490 Heating controls for warm air system 0.1 38,767 7.5 Heating controls for wet central heating system New or replacement storage heaters 3,155 0.6 192 0.0 Replacement warm-air unit Waste water heat recovery 1,354 0.3 Other Insulation 101,177 19.5 17,233 3.3 Draughtproofing 3,971 0.8 Flat roof insulation Floor insulation 53,314 10.3 13,850 2.7 Hot water cylinder insulation Insulated 12,809 2.5 Solid Wall Insulation 52,348 10.1
Boiler 63,810 12.3 Change heating to gas condensing boiler (fuel switch) 2,555 0.5 Change heating to gas condensing boiler (fuel switch), and flue gas heat recovery 150 0.0 Change heating to gas condensing boiler (no fuel switch) 942 0.2 Change heating to gas condensing boiler (no fuel switch), and flue gas heat recovery 22 0.0 Condensing oil boiler 649 0.1 Upgrade boiler, same fuel 57,395 11.0 Upgrade boiler, same fuel, and flue gas heat recovery 2,097 0.4 Cavity wall insulation 65,606 12.6 Loft Insulation 76,832 14.8 Loft Insulation 73,098 14.1 Room-in-roof insulation 3,734 0.7 Micro-generation 96,287 18.5 Air source heat pump with radiators 1,480 0.3 Air source heat pump with underfloor heating 163 0.0 Biomass wood logs boiler 1,286 0.2 Biomass wood pellets room heater with boiler 746 0.1 Ground source heat pump with radiators 322 0.1 Ground source heat pump with underfloor heating 89 0.0 Micro-CHP 101 0.0 Photovoltaics 52,195 10.0 Solar water heating 35,980 6.9 Wind turbine (on mast) 462 0.1 Wind turbine (roof mounted) 3,463 0.7 Other Heating 50,895 9.8 Cylinder thermostat 6,937 1.3 Heating controls for warm air system 490 0.1 Heating controls for wet central heating system 38,767 7.5 New or replacement storage heaters 3,155 0.6 Replacement warm-air unit 192 0.0 Waste water heat recovery 1,354 0.3 Other Insulation 101,177 19.5 Draughtproofing 17,233 3.3 Flat roof insulation 3,971 0.8 Floor insulation 53,314 10.3 Hot water cylinder insulation 13,850 2.7 Insulated 12,809 2.5 Solid Wall Insulation 52,348 10.1
Quarterly_Statistical_Release_-_GD_ECO_and_insulation_levels_in_Great_Britain_-_19_June_2014_FINAL.docx