England and Wales: 1900-1929
ECO assessment
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 15% of fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, dual fuel (mineral and wood)
From main system, no cylinder thermostat
dual fuel - mineral + wood
Room heaters, dual fuel (mineral and wood)
Partial double glazing
double glazing installed before 2002
TRVs and bypass
RHI application
Cavity wall, filled cavity
Suspended, no insulation (assumed)
No low energy lighting
Pitched, 270 mm loft insulation
No system present: electric heaters assumed
No system present: electric immersion assumed
To be used only when there is no heating/hot-water system or data is from a community network
Partial double glazing
double glazing installed before 2002