England and Wales: 1967-1975
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 50% of fixed outlets
Pitched, no insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing, unknown install date
Programmer and room thermostat
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
No low energy lighting
Pitched, no insulation
Room heaters, electric
Electric instantaneous at point of use
electricity (not community)
Fully double glazed
double glazing, unknown install date
Programmer and appliance thermostats