England and Wales: 1976-1982
marketed sale
Cavity wall, filled cavity
Suspended, no insulation (assumed)
Low energy lighting in 79% of fixed outlets
Pitched, 100 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed before 2002
Programmer, room thermostat and TRVs
marketed sale
Cavity wall, as built, partial insulation (assumed)
To unheated space, no insulation (assumed)
Low energy lighting in 53% of fixed outlets
Pitched, limited insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, mains gas
Mostly double glazing
double glazing, unknown install date
Programmer, room thermostat and TRVs