England and Wales: 1900-1929
marketed sale
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
No low energy lighting
Flat, insulated
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, dual fuel (mineral and wood)
Fully double glazed
not defined
Programmer, TRVs and bypass
marketed sale
Solid brick, with internal insulation
Suspended, insulated
Low energy lighting in 81% of fixed outlets
Flat, insulated
Air source heat pump, underfloor, electric
From main system
electricity (not community)
Room heaters, wood logs
Mostly double glazing
double glazing, unknown install date
Time and temperature zone control