England and Wales: 1930-1949
marketed sale
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 91% of fixed outlets
Pitched, 100 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, coal
Partial double glazing
double glazing, unknown install date
Programmer, TRVs and bypass
marketed sale
Cavity wall, with external insulation
Suspended, insulated
Low energy lighting in all fixed outlets
Flat, insulated (assumed)
Boiler and underfloor heating, mains gas
From main system
mains gas (not community)
Fully triple glazed
triple glazing
Time and temperature zone control