England and Wales: 1930-1949
marketed sale
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 25% of fixed outlets
Pitched, no insulation
Electric storage heaters
From secondary system, no cylinder thermostat
electricity (not community)
Room heaters, dual fuel (mineral and wood)
Mostly double glazing
double glazing, unknown install date
Manual charge control
RHI application
Cavity wall, with internal insulation
Solid, insulated
Low energy lighting in 38% of fixed outlets
Pitched, no insulation
Electric storage heaters
No system present: electric immersion assumed
electricity (not community)
Room heaters, electric
Mostly double glazing
double glazing, unknown install date
Manual charge control