England and Wales: 1967-1975
marketed sale
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 31% of fixed outlets
Pitched, limited insulation (assumed)
Boiler and radiators, mains gas
Gas boiler/circulator, no cylinder thermostat
mains gas (not community)
Room heaters, electric
Partial double glazing
not defined
Programmer and room thermostat
marketed sale
Cavity wall, filled cavity
Suspended, no insulation (assumed)
No low energy lighting
Pitched, 200 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, electric
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs