England and Wales: 1967-1975
marketed sale
Timber frame, as built, partial insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 40% of fixed outlets
Flat, limited insulation (assumed)
Boiler and radiators, mains gas
From main system, no cylinder thermostat
mains gas (not community)
Mostly double glazing
double glazing, unknown install date
Programmer, no room thermostat
marketed sale
Timber frame, with additional insulation
Solid, no insulation (assumed)
Low energy lighting in 95% of fixed outlets
Flat, limited insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs