England and Wales: before 1900
marketed sale
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 17% of fixed outlets
Pitched, no insulation (assumed)
Boiler and radiators, coal
From main system, no cylinder thermostat
house coal (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing, unknown install date
Programmer, no room thermostat
RHI application
Solid brick, as built, no insulation (assumed)
Suspended, insulated
Low energy lighting in 67% of fixed outlets
Pitched, no insulation (assumed)
No system present: electric heaters assumed
No system present: electric immersion assumed
To be used only when there is no heating/hot-water system
Fully double glazed
double glazing, unknown install date