England and Wales: 1983-1990
marketed sale
Cavity wall, filled cavity
(other premises below)
Low energy lighting in 14% 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 before 2002
Programmer and room thermostat
none of the above
Cavity wall, as built, no insulation (assumed)
(other premises below)
No low energy lighting
Flat, limited insulation (assumed)
Boiler and radiators, mains gas
From main system, no cylinder thermostat
mains gas (not community)
Fully double glazed
double glazing, unknown install date
Programmer, room thermostat and TRVs