England and Wales: 1976-1982
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 84% of fixed outlets
Pitched, 250 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 84% of fixed outlets
Pitched, 250 mm loft insulation
Boiler and radiators, LPG
From main system
LPG (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs