England and Wales: 1983-1990
marketed sale
Timber frame, as built, insulated (assumed)
Solid, no insulation (assumed)
Low energy lighting in 70% of fixed outlets
Pitched, 75 mm loft insulation
Warm air, mains gas
From main system
mains gas (not community)
Some double glazing
double glazing, unknown install date
Programmer and room thermostat
rental
Cavity wall, as built, insulated (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 250 mm loft insulation
Warm air, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing, unknown install date
Programmer and room thermostat