England and Wales: 1967-1975
marketed sale
Cavity wall, as built, partial insulation (assumed)
Suspended, no insulation (assumed)
No low energy lighting
Pitched, 25 mm loft insulation
Boiler and radiators, mains gas
Electric immersion, standard tariff
mains gas (not community)
Mostly double glazing
double glazing installed before 2002
Programmer and room thermostat
none of the above
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 27% of fixed outlets
Flat, no insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully secondary glazing
secondary glazing
Programmer and room thermostat