England and Wales: 1976-1982
marketed sale
Cavity wall, filled cavity
Suspended, no insulation (assumed)
Low energy lighting in 27% of fixed outlets
Roof room(s), limited insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, smokeless fuel
Partial secondary glazing
secondary glazing
Programmer, room thermostat and TRVs
marketed sale
Cavity wall, as built, partial insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in all 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 during or after 2002
Programmer, room thermostat and TRVs